Measuring at 380 x 350 x 200mm, our double wall cardboard boxes are strong and sturdy packing boxes perfect for storing and transporting your heavy or fragile items. The two layers of lightweight yet puncture-resistant corrugated cardboard gives extra protection against damage and crushing. 100% recyclable and fully degradable, these double wall cardboard boxes are made from eco-friendly materials. Delivered flat packed in bundles of 15, these cardboard boxes are easy to store, transport and assemble. Simply use good quality packing tape to assemble and seal for maximum strength and protection.