All-clad D5 3qt Steamer Insert Designed for multiple purposes Can be used with any All-Clad 3- quart sauce pan or casserole dish with either a six or eight inch diamete Ideal for steaming vegetables, pastas, fish, and other seafood Sturdy stainless steel design facilitates quick and even heating and helps to protect the flavors of food Stainless steel grip handles and stainless steel rivets in these handles provide a sure grip that will last the life of the product Lifetime warranty