C4 Large Letter Postal Boxes 100 Pack Strong Corrugated Cardboard Mailing Boxes PIP Large Letter Size Flat Packed Shipping Boxes for Documents E-commerce

• C4 Large Letter size: Each postal box measures 320 × 230 × 20 mm, providing a slim mailing format for documents, printed materials and other compatible items. Please check the dimensions before ordering to ensure your contents fit.
• 100-BOX VALUE PACK: Includes 100 flat-packed postal boxes, providing a practical supply for small businesses, online sellers, offices and regular e-commerce packing needs.
• STRONG CORRUGATED CARDBOARD: Made from corrugated cardboard to help protect documents, printed materials and compatible lightweight products during storage, handling and delivery.
• FLAT-PACKED FOR EASY STORAGE: Supplied flat to save storage space and ready to assemble when needed, making the boxes convenient for packing stations, stockrooms and home businesses.
• IDEAL FOR E-COMMERCE AND POSTAL USE: Suitable for sending compatible documents, printed materials and small products for business orders, office use and everyday online retail shipping.

Our C4 Large Letter Postal Boxes are designed for secure and professional shipping. Manufactured from strong corrugated cardboard, these mailing boxes provide excellent protection while keeping postage costs low by fitting PIP Large Letter guidelines. Ideal for sending A4 documents, brochures, clothing, books, prints, and lightweight products. Supplied flat packed for easy storage and quick assembly. Perfect for online retailers, small businesses, offices, and home users. C4 Large Letter size: Each postal box measures 320 × 230 × 20 mm, providing a slim mailing format for documents, printed materials and other compatible items. Please check the dimensions before ordering to ensure your contents fit.