Traex® Color-Mate™ Snap-On Lid, 22-1/8"W x 15-5/8"D x 2-1/2"H, (56.2 x 39.7 x 6.4cm), freezer & dishwasher safe, fits 1511, 1521 & 1527 boxes, polyethylene, purple (allergen-free), NSF, Made in USA (Refer to vollrathfoodservice.com for full warranty policy)