# CardBoardCore.com > Cardboard Core provides high-quality Kraft heavy-duty tubes and cardboard cores for shipping, storage, and industrial use. Our durable, eco-friendly packaging solutions are customizable, recyclable, and made in the USA. Shop reliable, heavy-duty tubes for blueprints, posters, fabric rolls, & more at competitive prices ## Collections - [Sealer Sales](https://cardboardcore.com/collections/sealer-sales): - [Plastic Caps for Cores & Tubes](https://cardboardcore.com/collections/plastic-caps-for-cores-tubes): - [Sealer Sales Foot Sealers](https://cardboardcore.com/collections/sealer-sales-foot-sealers): - [All Cardboard Cores & Tubes](https://cardboardcore.com/collections/all-cardboard-cores-tubes): - [Labelmate USA](https://cardboardcore.com/collections/labelmate-usa): - [Labelmate Label Matrix Removal Systems](https://cardboardcore.com/collections/labelmate-label-matrix-removal-systems): - [Labelmate Label Counters](https://cardboardcore.com/collections/labelmate-label-counters): - [Labelmate Label Accessories](https://cardboardcore.com/collections/labelmate-label-accessories): - [Labelmate Label Dispensers](https://cardboardcore.com/collections/labelmate-label-dispensers): - [Labelmate Label Core Chucks](https://cardboardcore.com/collections/labelmate-label-core-chucks): - [Labelmate Label Unwinders](https://cardboardcore.com/collections/labelmate-label-unwinders): - [Labelmate Label Splicers](https://cardboardcore.com/collections/labelmate-label-splicers): - [All Hardware](https://cardboardcore.com/collections/all-hardware): - [Sealer Sales Hand Sealers](https://cardboardcore.com/collections/sealer-sales-hand-sealers): - [2" ID Cardboard Cores](https://cardboardcore.com/collections/2-id-cardboard-cores): 2" Inner Diameter Cardboard Cores available in 0.125 thickness All 2" inner diameter cores are available from 0.5" long to 5.66" long - [3" ID Cardboard Cores](https://cardboardcore.com/collections/3-id-cardboard-cores): 3" Inner Diameter Cardboard Cores available in 2 thicknesses - 0.125and 0.25"All 3" inner diameter cores are available from 0.5" long to 60" long - [3" ID Kraft Tubes](https://cardboardcore.com/collections/3-id-cardboard-mailing-tube): 3" ID Cardboard Mailing Tubes – .125 Thick, Built for Tough Shipments When you need secure, dependable protection for rolled goods, our 3-inch ID cardboard mailing tubes with .125 wall thickness deliver. Whether you’re shipping documents, posters, blueprints, or specialty materials, these sturdy Kraft tubes keep your contents intact from warehouse to doorstep. Premium 3" Mailing Tubes for Versatile Shipping & Storage With a 3-inch inner diameter, these mailing tubes strike the perfect balance between compact form and internal capacity. Made from .125-inch thick spiral-wound paperboard, they’re engineered to prevent bending, crushing, or tearing in transit—ideal for: Creative professionals shipping posters, canvas prints, and artwork Corporate offices mailing certificates or rolled marketing materials Fulfillment centers needing reliable, tamper-resistant packaging Industrial suppliers storing wires, film, or rolled components Choose from a variety of lengths to suit your needs, or request a custom size for high-volume packaging. What Makes Our 3-Inch Mailing Tubes Stand Out? .125” wall thickness: Tough Kraft fiberboard construction resists impact and moisture 3" interior diameter: Compact yet spacious enough for most rolled goods End cap options: Secure plastic or metal plugs available to seal contents tightly Reusable & recyclable: Cost-effective and environmentally responsible Custom sizing: Tailor your order to meet unique shipping or branding requirements From shipping departments to storage rooms, these tubes are the go-to choice when durability and presentation matter. Bulk Quantities & Custom Branding Available Looking to order in volume or add a branded touch to your packaging? CardboardCore offers flexible manufacturing options and custom printing on cardboard tubes to help your business stand out while keeping costs in check. - [Labelmate Label Rewinders](https://cardboardcore.com/collections/labelmate-label-rewinders): - [4" ID Cardboard Cores](https://cardboardcore.com/collections/4-id-cardboard-cores): 4" Inner Diameter Cardboard Cores available in 2 thicknesses - 0.125and 0.25"All 4" inner diameter cores are available from 0.5" long to 60" long - [1" ID Cardboard Cores](https://cardboardcore.com/collections/1-id-cardboard-cores): 1" Inner Diameter Cardboard Cores available in 0.125 thickness All 1" inner diameter cores are available from 0.5" long to 5.66" long - [Kraft Tubes](https://cardboardcore.com/collections/mailing-tubes-1): Kraft mailing tubes with .125" thick walls are the ideal choice for shipping, storing, and protecting oversized, fragile, or high-value items. Designed for maximum durability, these tubes offer excellent resistance to bending, crushing, and puncturing during transit or long-term storage. At CardboardCore, we provide a wide selection of .125 wall Kraft mailing tubes, available in lengths up to 60 inches and inner diameters of 2", 3", and 4". Constructed from premium, spirally wound Kraft paperboard, these tubes are engineered for strength, rigidity, and long-lasting performance. Our .125 thick tubes are perfect for securing and transporting: Blueprints and large-format documents Industrial components and metal rods Fabric rolls, textiles, and banners Posters, artwork, and fragile rolled materials With reinforced chipboard construction and a robust wall thickness, these tubes deliver superior protection for even your most demanding shipments. Eco-Friendly & American Made Not only are our .125 wall Kraft tubes built tough—they’re also 100% recyclable, reusable, and manufactured in the USA. Whether you're packing materials for shipping, storage, or display, you're choosing a sustainable and dependable packaging solution. Need something specific? We offer custom lengths, bulk quantities, and optional end caps to match your exact requirements. - [4" ID Kraft Cardboard Tubes](https://cardboardcore.com/collections/4-id-cardboard-mailing-tube): Looking for strong, .125 thick 4-inch ID cardboard mailing tubes that offer superior protection during shipping and storage? At CardboardCore, we specialize in high-quality mailing and storage solutions tailored to meet the demands of businesses that ship large-format prints, posters, blueprints, artwork, and more. Durable 4-Inch Mailing Tubes for Commercial and Industrial Use Our 4” inner diameter mailing tubes are manufactured from thick, spiral-wound Kraft fiberboard, with .125 wall thickness for maximum strength and rigidity. These tubes protect your items from bending, crushing, and moisture—ideal for industries such as: Print shops and design studios shipping large format documents Art galleries and museums needing secure packaging for artwork Engineering and architectural firms transporting blueprints and schematics Manufacturers shipping custom parts or rolled goods Each tube is designed to hold up under pressure—literally—making them ideal for both short- and long-distance shipments. Key Features of Our 4-Inch Mailing Tubes .125" thick construction: Built from durable Kraft paperboard that resists dents and moisture Wide 4" inner diameter: Perfect for bulky or large rolled items Custom lengths available: Standard and made-to-order options Plastic or metal end caps: Secure closures to prevent shifting during transit Recyclable & eco-friendly: 100% recyclable materials for sustainable shipping Browse our selection below to find the right length and closure type for your application. Why Choose CardboardCore? At CardboardCore, we’re more than just a tube supplier—we’re a reliable packaging partner for manufacturers, distributors, and retailers nationwide. Our commitment to quality, fast lead times, and custom solutions make us the trusted source for businesses that need packaging that performs. - [Cardboard Cores](https://cardboardcore.com/collections/cardboard-cores): Cardboard Core is proud to present a diverse collection of cores made from 100 % recyclable paper boards. We carry cores ranging in inner diameter from 1 to 4 inches and length up to 60 inches. Our cores are specially cut in house and are customizable as per requirement. With robust construction and top-notch quality, our cores support a range of products like paper rolls, tapes, textiles, films, foils, and labels. The smooth surface finish of our cardboard cores ensures easy handling and less friction. Their wall thickness works as a sturdy support structure that ensures stability and security during shipment and storage of these items. Our cores have applications in various industries where packaging, winding, and converting are essential. They can be used seamlessly with rewinders and applicators to ensure smooth operations in any industry. All the cores in our collection are eco-friendly and manufactured in the United States, thus reducing their carbon footprint. Choose cores from our collection to support sustainability without compromising on quality. - [2" ID Kraft Cardboard Tubes](https://cardboardcore.com/collections/2-id-cardboard-mailing-tube): Protect small-diameter rolled materials with confidence using our 2-inch ID cardboard mailing tubes featuring a .125 thick wall. Designed for compact items that still need strong protection, these mailing tubes are perfect for businesses shipping documents, small posters, prints, or lightweight industrial components. Space-Saving Tubes, Maximum Protection Don’t let the smaller diameter fool you—these 2-inch mailing tubes are built tough. Crafted from rigid, spiral-wound Kraft paperboard with a .125" wall, they provide the structural integrity needed to prevent creases, tears, and damage in transit. Industries that rely on our 2" cores include: Marketing and print services shipping small-format posters or sales materials Laboratories and manufacturers packaging film, tubing, or small parts Stationery and document services sending rolled certificates or awards Artists and Etsy sellers protecting rolled prints and artwork for customers These tubes are a perfect fit for packaging needs that call for compact, no-compromise durability. Key Features of Our 2-Inch Mailing Tubes .125” thick Kraft construction: Strong enough to withstand shipping and handling 2" internal diameter: Ideal for narrow, tightly rolled products Plastic or metal end plugs: Keeps your contents secure and dust-free Eco-conscious packaging: Fully recyclable and reusable Length flexibility: Standard options or custom-cut to fit your exact needs Lightweight but strong, these tubes help you save on shipping costs without sacrificing protection. Get Custom Options & Volume Pricing Whether you're ordering a dozen or thousands, CardboardCore offers scalable solutions. Ask us about custom tube lengths, printed branding, or bulk discounts for wholesale buyers and fulfillment centers. ## Products - [4" Cap for Cardboard Tubes (2 Count)](https://cardboardcore.com/products/4-cap-for-cardboard-tubes-2-count): .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-pill .pdp-wrap .pdp-wrap details { border:1px solid #e6e6e6; border-radius:10px; padding:12px; margin-top:12px; } .pdp-wrap .pdp-wrap summary { cursor:pointer; display:flex; justify-content:space-between; font-weight:600; } .pdp-wrap .pdp-wrap summary: .pdp-wrap .pdp-wrap details[open] summary: .pdp-wrap At-a-glance Heavy-duty plastic end caps sized for 4 inch cardboard tubes. Designed for larger diameter tubes carrying bulky, oversized, or heavier rolled contents. Included 2 end caps Designed for 4 inch cardboard tubes Ideal use cases Large-format prints, banners, and signage Industrial or oversized rolled materials Longer tubes where end stability matters Why use end caps on larger tubes Larger diameter tubes are more likely to experience shifting during transport. These end caps help stabilize contents and reduce the risk of damage caused by movement or impact. Specifications Quantity: 2 end caps Fits: 4 inch cardboard tubes Material: rigid plastic Shipping and delivery Ships quickly from our U.S. facility. Orders placed before 2:00 PM EST typically ship the same business day via UPS. Need a bulk quote? Request a quote | price 3.00 USD | tags CAT-CAPS | published 2026-02-12 | updated 2026-06-10 - [3" Cap for Cardboard Tubes (2 Count)](https://cardboardcore.com/products/3-cap-for-cardboard-tubes-2-count): .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-pill .pdp-wrap .pdp-wrap details { border:1px solid #e6e6e6; border-radius:10px; padding:12px; margin-top:12px; } .pdp-wrap .pdp-wrap summary { cursor:pointer; display:flex; justify-content:space-between; font-weight:600; } .pdp-wrap .pdp-wrap summary: .pdp-wrap .pdp-wrap details[open] summary: .pdp-wrap At-a-glance Pair of rigid plastic end caps designed to close 3 inch cardboard tubes. Ideal for securing rolled materials during shipping, storage, and handling. Included 2 end caps Compatible with 3 inch cardboard tubes When to use 3 inch end caps Sealing tubes used for posters, prints, and blueprints Preventing rolled contents from sliding out during transit Adding protection for warehouse or studio storage Fit and performance These caps are sized for a snug friction fit inside standard 3 inch ID cardboard tubes. They help keep contents contained while remaining easy to remove when access is needed. Specifications Quantity: 2 end caps Fits: 3 inch cardboard tubes Material: rigid plastic Shipping and delivery Orders placed before 2:00 PM EST typically ship the same business day. Delivery usually takes 2–5 business days. Shipped via UPS. Need a bulk quote? Request a quote | price 3.00 USD | tags CAT-CAPS | published 2026-02-12 | updated 2026-06-11 - [2" Cap for Cardboard Tubes (2 Count)](https://cardboardcore.com/products/2-cap-for-cardboard-tubes-2-count): .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-wrap .pdp-pill .pdp-wrap .pdp-pill strong { font-weight: 600; } .pdp-wrap .pdp-wrap .pdp-table th, .pdp-table .pdp-wrap .pdp-table .pdp-wrap .pdp-wrap .pdp-wrap details .pdp-wrap details.pdp-acc summary { cursor: pointer; font-weight: 600; list-style: none; display:flex; align-items:center; justify-content:space-between; gap:10px; } .pdp-wrap details.pdp-acc summary: .pdp-wrap details.pdp-acc summary: .pdp-wrap details.pdp-acc[open] summary: .pdp-wrap .pdp-wrap .pdp-wrap .pdp-btn At-a-glance Set of 2 plastic end caps designed to fit 2 inch cardboard tubes. Use them to close open tube ends and help protect contents during shipping and storage. Included 2 end caps Fits 2 inch cardboard tubes Best uses Use case Benefit Shipping posters, prints, and documents Helps keep items secure and reduces exposure to dust and handling Storage and archiving Closes tube ends to help keep contents protected over time Industrial packaging Creates a cleaner, more secure tube closure for transit Specifications Quantity 2 end caps Compatibility Fits 2 inch cardboard tubes Shipping and delivery Orders placed before 2:00 PM EST typically ship the same business day. Delivery usually takes 2–5 business days. Shipping rates are calculated based on total package weight, destination, and fuel surcharges. Add the product to your cart to see the exact shipping cost. All orders are securely packaged and shipped via UPS. Need a bulk quote? Request a quote | price 3.00 USD | tags CAT-CAPS | published 2026-02-12 | updated 2026-06-11 - [3" Cardboard Cores – .125" & .25" Thick | Bulk & Custom](https://cardboardcore.com/products/cardboard-cores-3-id-with-125-or-25-thickness): Order heavy-duty 3” ID cardboard cores in .125" or .25" wall thickness. Ideal for film, labels & industrial use. Fast shipping & custom options. | price starting at 0.27 USD | tags 3" ID, CAT-Cardboard-Cores, Core Diameter_3" (76mm), Show Estimated Shipping, Test_widget | published 2024-07-12 | updated 2026-06-11 - [Custom Cardboard Cores - 1" or 2" Inner Diameter](https://cardboardcore.com/products/cardboard-cores-1-2-or-3-inner-diameter): Inner diameter: 1 inch Length: up to 60 inches Color: Brown Country of origin: United States Unit: 1 | price starting at 0.14 USD | tags 1" ID, 2" ID, CAT-Cardboard-Cores, Show Estimated Shipping | published 2024-07-12 | updated 2026-06-11 - [4" Inner Diameter Cardboard Kraft Tubes](https://cardboardcore.com/products/4-inner-diameter-cardboard-mailing-tubes): Specification Inner diameter: 4 inches Length: up to 48 inches Color: Brown Country of Origin: United States Unit: 1 | price starting at 2.30 USD | tags 4" ID, CAT-mailing-tubes, Heavy Duty tubes, Mailing Tubes, Show Estimated Shipping | published 2024-02-01 | updated 2026-06-10 - [3" Inner Diameter Cardboard Kraft Tubes](https://cardboardcore.com/products/3-inner-diameter-cardboard-mailing-tubes): Specification Inner diameter:3 inches Length: up to 48 inches Color: Brown Country of Origin: United States Unit: 1 | price starting at 2.00 USD | tags 3" ID, CAT-mailing-tubes, Heavy Duty tubes, Mailing Tubes, sell-out-of-stock, Show Estimated Shipping | published 2024-02-01 | updated 2026-06-10 - [2" Inner Diameter Cardboard Tubes](https://cardboardcore.com/products/2-inner-diameter-cardboard-mailing-tubes): Specification Inner diameter: 2 inches Length: up to 48 inches. Color: Brown Country of Origin: United States Unit: 1 | price starting at 1.70 USD | tags 2"ID, CAT-mailing-tubes, Heavy Duty tubes, Mailing Tubes, Show Estimated Shipping | published 2024-02-01 | updated 2026-06-10 ## Pages - [Request for Quote (RFQ) form for Cardboard Cores & Tubes](https://cardboardcore.com/pages/rfq-request-for-quote): - [FAQ](https://cardboardcore.com/pages/faq): - [Contact](https://cardboardcore.com/pages/contact): ## Blog posts - [Choose the Right Cardboard Core | Sizing & Thickness Tips](https://cardboardcore.com/blogs/news/how-to-choose-the-right-cardboard-core-for-your-application): Learn how to pick the best cardboard core size and wall thickness for labels, film, or textiles. Compare 1", 2", and 3" ID options. Custom sizes available. 2025-04-07 | tags 3 inch core, cardboard cores, core sizes, film rolls, industrial cardboard tubes, label winding, wall thickness - [Custom Paper Tubing for Tape, Labels, and Packaging – CardboardCore.com](https://cardboardcore.com/blogs/news/high-quality-paper-tubing-for-all-your-winding-and-packaging-needs-cardboardcore-com): Discover durable, customizable paper tubing solutions for tape, labels, films, and more at CardboardCore.com. Eco-friendly, cost-effective products for your business. 2024-12-17 | tags custom paper tubing, eco-friendly paper tubes, label tubes, packaging cores, paper tubes, tape tubes - [High-Quality Paper Tubes for Packaging and Manufacturing ](https://cardboardcore.com/blogs/news/high-quality-paper-tubes-for-packaging-and-manufacturing-cardboardcore-com): Cost-Effective: At CardboardCore.com, we believe in providing high-quality products at competitive prices. Our paper tubes offer a cost-effective solution without compromising on performance, helping your business save money while maintaining quality. 2024-12-17 | tags custom paper tubes, eco-friendly paper tubes, film roll tubes, label tubes, paper tubes, tape tubes - [High-Quality Paper Cores for Your Packaging and Manufacturing ](https://cardboardcore.com/blogs/news/high-quality-paper-cores-for-your-packaging-and-manufacturing-needs-cardboardcore-com): Each of our paper cores is carefully crafted to ensure the highest standards of durability, precision, and reliability. We understand that your business depends on the performance of the materials we supply, and that’s why we prioritize quality at every stage of production. Cost-Effective: High-quality paper cores from CardboardCore.com offer an affordable solution for your core needs. We deliver competitive pricing without sacrificing quality or performance. 2024-12-17 | tags cardboard cores, custom paper cores, eco-friendly cores, label cores, paper cores, paperboard cores, tape cores - [Expert Solutions for Converting Cores – Custom Cardboard Cores](https://cardboardcore.com/blogs/news/expert-solutions-for-converting-cores-custom-cardboard-cores-from-cardboardcore-com): Choosing the right converting core is crucial for your business. A poor-quality core can lead to issues such as poor roll tension, product damage, and inefficiencies in production. At CardboardCore.com, we prioritize quality at every stage of the manufacturing process. We use only the best materials and advanced production techniques to ensure that our cores perform reliably, every time. 2024-12-17 | tags cardboard cores, custom converting cores, eco-friendly cardboard cores, label cores, packaging cores, tape cores - [Why Choose CardboardCore.com for Your Custom Cores?](https://cardboardcore.com/blogs/news/why-choose-cardboardcore-com-for-your-custom-cores): Why Choose CardboardCore.com for Your Custom Cores? When it comes to custom cardboard cores, not all solutions are created equal. At CardboardCore.com, we offer a wide variety of custom core sizes, shapes, and materials to perfectly match your packaging or production needs. 2024-12-17 | tags Cardboard core solutions, Cardboard cores for tapes and labels, Custom cardboard cores, Custom packaging support, Durable packaging cores, Eco-friendly cores, High-quality cardboard cores, Label cores, Packaging cores, Recyclable cores, Tape cores - [Six Factors to Consider When Selecting the Best Cardboard Cores](https://cardboardcore.com/blogs/news/six-factors-to-consider-when-selecting-the-best-cardboard-cores): Read this blog to know all about cardboard cores, what their use is, how they are manufactured, & what factors must be considered when buying cardboard cores. 2024-04-10 | tags Applications of Cardboard Cores, Cardboard Cores and Mailing Tubes, Cardboard Cores applications, Custom Cardboard Cores, How to manufacture cardboard cores?, How to select the best cardboard cores?, What are cardboard cores?, What are mailing tubes, What is the use of cardboard cores?, Where to buy wholesale cardboard cores?, Wholesale cardboard cores, Wholesale mailing tubes - [What are cardboard cores? Its benefits, uses, and applications](https://cardboardcore.com/blogs/news/what-are-cardboard-cores-its-benefits-uses-and-applications): This blog discusses cardboard cores, mailing tubes, their benefits, uses, and industrial applications and why you should buy them wholesale in bulk quantities 2024-03-15 | tags Cardboard cores industrial uses, Industrial application of Cardboard Cores, Online wholesale cardboard core, Uses of cardboard cores, Uses of mailing tubes, What are cardboard cores?, What are mailing tubes?, What are the benefits of cardboard cores?, What is the use of cardboard core?, What is the use of mailing tubes?, Where to buy cardboard cores?, Wholesale cardboard cores, Wholesale cardboard tubes, Wholesale mailing tubes, Wholesale paper tubes ## Optional - [robots.txt](https://cardboardcore.com/robots.txt) - [sitemap.xml](https://cardboardcore.com/sitemap.xml)