20 x 12 x 12 Multi-Depth Corrugated Boxes ECT-32 20/Case: Multi-Depth Boxes sold in cases of 20 are designed to provide customizable packaging solutions for shipping mailing and packing. Featuring pre-scored sides at multiple depths these boxes allow you to easily fold them to the desired height for a perfect fit eliminating the need for a carton sizer. By reducing the number of box sizes you need to store these boxes save both space and money while helping to reduce shipping costs with parcel services. Made from strong ECT-32 kraft corrugated they deliver durability and reliable protection for your shipments.