Double Wall Cardboard Boxes - Multi-Depth - 457x305x305mm (18x12x12ins). 20 / Pack. Strong Flatpacked Medium Cartons for Moving/Shipping/Storage. Crush-Resistant Brown Corrugated Board with Kraft Finish & Lid Flaps. Easy to Fold & Assemble. Adjustable Multi Depth Box, with 2 Pre-scored Creases, can be Folded to Height Needed. Recyclable. Fast Delivery