The Polar Ware TBMCO8 Round Cover for 8 quart Bain Marie is made of durable 18/8 Stainless Steel. The solid lid keeps food tightly covered, while its recessed handle makes for easy stacking and storage when not in use. Made of heavy-duty18/8 grade stainless steel, this lid is ideal for daily use in restaurants, buffets, and hotels. The lid fits securely against the pan to keep heat and moisture in and keep contaminants out. Dishwasher Safe. NSF Certified.