Postal Tubes - Size 1-12
Strong Brown Cardboard Postal Tubes with Plastic Caps
Protect your artwork, prints, and posters with durable kraft postal tubes.
📦 Size Guide
All measurements shown are internal dimensions. Choose your required size from the options above.
| Size | Internal Measurements (mm) | Internal Measurements (inches) |
|---|---|---|
| Size 1 | 330 × 38 (1.5mm Thick) | 13 × 1.5 |
| Size 2 | 330 × 51 (1.5mm Thick) | 13 × 2 |
| Size 3 | 380 × 76 (1.5mm Thick) | 15 × 3 |
| Size 4 | 483 × 38 (1.5mm Thick) | 19 × 1.5 |
| Size 5 | 483 × 64 (2.0mm Thick) |
19 × 2.5 |
| Size 6 |
559 × 51 (1.5mm Thick)
|
22 × 2 |
| Size 7 |
625 × 76 (2.5mm Thick)
|
24.6 × 3 |
| Size 8 |
686 × 51 (1.5mm Thick)
|
27 × 2 |
| Size 9 | 686 × 76 (2.5mm Thick) | 27 × 3 |
| Size 10 | 940 × 76 (2.5mm Thick) | 37 × 3 |
| Size 11 | 1046 × 76 (3.0mm Thick) | 41 × 3 |
| Size 12 |
1250 × 152 (3.5mm Thick) |
49.2 × 6 |
🧱 Product Overview
These strong brown cardboard postal tubes are ideal for sending and protecting rolled items such as artwork, prints, plans, and posters. Each tube is supplied with black or white polyethylene end caps to secure contents safely inside, eliminating the need for extra tape. The kraft paper outer layer provides a professional finish and excellent tear resistance — perfect for reliable, eco‑friendly shipping.
📦 Key Features
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Durable kraft construction for superior protection and tear resistance
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Secure end caps in black or white polyethylene
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Professional finish suitable for artwork and presentation materials
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Recyclable and reusable for sustainable packaging
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Multiple sizes available — dimensions shown as length × internal diameter
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Triangular postal tubes alternative available for cost‑efficient shipping
🌿 Sustainability
Made from kraft paper, these tubes are 100% recyclable and manufactured using recovered and reused resources. Their strength allows for multiple reuses, helping reduce waste and enhance your business’s green credentials.
💡 Usage Tips
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Choose a tube slightly longer than your rolled item.
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Insert end caps firmly to prevent movement during transit.
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Label clearly for courier handling.
📏 Size Guide
| Tube Diameter | End Cap Length | Suitable Paper Size |
|---|---|---|
| 25–75 mm | 10 mm | A4–A2 |
| 76–100 mm | 12 mm | A1 |
| 101 mm+ | 20 mm | A0 |
(Subtract end‑cap length from total tube length to calculate usable internal space.)