Use these Double Wall cardboard boxes DPB/64 for storing and transporting all kinds of heavy or awkwardly shaped items. They are 457x305x305mm in size and made from extra-thick card that has a double corrugated layer that’s resistant to piercing or crushing. The card used is made from recycled and sustainably sourced materials and is premium quality for reliable durability and a professional look. The cardboard boxes come flat and can be assembled easily using packing tape to secure the seams. Use DPB/64 cardboard boxes when you need to move or post items that are heavy or fragile such as electronics, ornaments or quantities of books or filing.