White boxes present a quality look to your shipments Applied labels and special shipping instructions stand out against the crisp white background. Preserve shipment appearance by sealing white boxes with clear carton sealing tape or white paper tape. Same strong 200#/ECT-32 construction as regular kraft cartons. Sold and shipped flat in bundle quantities. 20in (L) x 20in (W) x 20in (D) - Corrugate White Shipping Boxes is one of many Shipping Boxes available through Office Depot. Made by B O X Packaging.