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The Range£13.60Visit shop Storm Trading Group 50 White C5 Royal Mail Large Letter Postal Boxes Corrugated Mailing Boxes - White
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The Storm Trading Group C5 Postal Mailing Boxes are designed for businesses and home users who frequently ship slim, professional-grade items such as documents, books, and stationery. These boxes offer the significant benefit of a tape-free, quick-assembly design that ensures secure transit while maintaining a clean, professional aesthetic. While they provide excellent protection for flat media and paperwork, they are specifically engineered for the 'Large Letter' format, which may limit their utility for shipping bulky or three-dimensional objects.
| Model Part Number | C5 |
|---|---|
| Brand | STORM TRADING GROUP |
Yes, their robust design is suitable for both domestic and international shipping, provided the contents do not exceed the structural limits of the cardboard.
No, the boxes are designed with secure tuck-in flaps and earlock lids, making tape unnecessary for standard shipping.
Yes, they are suitable for any slim item such as small electronics, stationery, or accessories that fit within the C5 dimensions.
The C5 size is specifically designed to meet Royal Mail Large Letter requirements, helping to minimize shipping costs for flat, slim items.
Keep them stored flat in a dry, humidity-controlled area to maintain the strength of the cardboard and ensure the folds remain effective.
Most cardboard postal boxes are made from recyclable materials; please check your local recycling guidelines for paper and cardboard disposal.
Ensure that the folds are crisp and completely pressed down before inserting the earlock tabs into the slots.
Double-check that all side panels have been folded along the pre-scored lines to create the intended structural box frame.
Assembly is designed to be intuitive: first, fold along the pre-scored creases to establish the base shape. Tuck the side flaps inward and fold the main lid over, ensuring the earlock tabs engage fully into the designated slots. No tools are required, though a flat surface is recommended to ensure crisp folds. For care, store unused boxes in a dry, cool environment to prevent moisture from weakening the corrugated structure. Avoid stacking heavy items on top of stored empty boxes to maintain their shape and integrity for future use.
