Our range of single wall cardboard boxes are great for mailing and posting. These boxes are lightweight single wall which will help keep postage costs low. Variety of uses from picking, packing and shipping the single wall lining provides great strength and absorbance to direct hits, shocks and vibrations in transit. Cardboard corrugated boxes in single wall. Quality stock cardboard boxes. Stock cardboard boxes supplied direct flat packed ready for you to make up by taping the bottom and top flaps. Different sizes and quantities available. Finished with a kraft outer.