Whatever you want from a postal box, we can provide – and few of our range do it better than these classy white mailing boxes with a triple thickness front and quadruple thickness sides. 20+ sizes in stock for immediate dispatch – order today and chances are you’ll be packing and mailing them tomorrow. In addition to those multi-layered front and sides, these mailing boxes also come equipped with secure locking tabs, ensuring greater strength and postal protection for delicate or fragile items. Delivered flat packed, they can be assembled in seconds without the need for tape or adhesive. They’re also made from 75% recycled cardboard, biodegradable and easy to recycle. Get a quote for printed boxes, here! 