The 16×12″ ECT-32 Kraft Corrugated Layer Pads is a corrugated shipping box for e-commerce orders, parts, samples, retail goods, returns, and warehouse shipments. Listed specs include inside dimensions 16″ x 12″; kraft material; ECT-32; bundle of 50. Use it as a shipping carton, mailing box, storage box, or e-commerce shipper when the item fits the listed dimensions.