Our Single Wall cardboard boxes DPB/41 are ideal for storing or sending A4 sized items. With external measurements of 305 x 229 x 229mm when assembled these boxes offer reliable protection for goods in transit and can also be used for filing and archiving. These cardboard boxes are made of eco-friendly recycled and FSC approved materials that are formed into a single layer corrugated card. They are premium quality, smart, strong and reliable and can be easily recycled once they are no longer needed. Supplied flat in packs of 25 units for compact storage, these versatile, all-purpose boxes are very easy to assemble using packing tape to secure the top and bottom.