**15 Pack Heavy Duty 500# Double Wall Corrugated Cardboard Boxes 16x16x16 Inches - Kraft Shipping Boxes for Moving, Packing & Storage | Ideal for Home, Office & Warehouse Use**

16 x 16 x 16" 500#/ECT-71 Heavy-Duty Double Wall Boxes. Twice the protection of a standard carton. Boxes are manufactured from Heavy-duty 500# D.W./ECT-71 kraft corrugated. Heavy-duty construction provides greater protection and stacking strength. UPS rates these cartons up to 140# capacity. Corrugated boxes are reusable and recyclable. Cartons are sold in bundle quantities and ship flat to save on storage space and shipping. Proudly made in the USA