Large Letter Boxes
View our range of high quality large letter boxes. Available in DL size, C5/A5, C4/A4 in either Die-Cut or Quick Pack designs.
Each size is manufactured in the United Kingdom. Each box features folding indents / fold lines to make folding easy.
Manufactured from single wall strong 1mm thick cardboard. All large letter boxes are Pricing in Proportion (PiP) cardboard boxes which are large letter qualifying.