Royal Mail PiP Boxes

Our Pricing in Proportion (or PIP) Boxes are specifically designed to fit through the 25mm slot that Royal Mail class as a large letter. This is to minimise your postal costs alongside your speed of packing; with our lightweight, easy to assemble, postal boxes. Delivered to you flat packed for easy storage and delivery. Find out more about Royal Mail Packaging here.

We have a range of standard easy-fold postal boxes as well as peel & seal (self-seal) postal boxes which accommodate letterbox friendly shipping. These boxes are perfect for sending a range of items including; CD’s, Books, DVD’s, Gift, Electronics, Games etc.

Not sure which size packaging is right for your product? Use our Royal Mail PiP Packaging guide for all the information on Royal Mail PiP requirements, including our recommended products for each delivery option: Letterbox friendly postal packaging – Royal Mail PiP Boxes.