C4 A4 Royal Mail PIP Boxes 320mm x 230mm x 20mm – For Large Letter

QUALITY C4/A4 PIP SHIPPING MAILING POSTAL BOX (320 x 230 x 20 mm) ECONX C4/A4 PIP Large Letter Postal Boxes are made from high-quality corrugated cardboard, providing a strong yet lightweight packaging solution for mailing small items. Designed to meet Royal Mail Large Letter size guidelines, these boxes help save on postage costs while ensuring your contents stay protected during transit. Delivered flat-packed for convenient storage and quick to assemble without the need for tape or glue, they’re ideal for both business and personal use. 100% recyclable and eco-friendly, these durable brown boxes are perfect for shipping, storing, or gifting lightweight products securely and efficiently. SIZE A4 C4 – 320mm x 230mm x 20mm. Package ships flat-packed for easy storage, and are easy to assemble in seconds – no tapes, glue or staplers are needed.