CUISINART CHEF’S CLASSIC COOKWARE – Made of premium quality 18/10 stainless steel, professional construction – an aluminum disc in the base is bonded to a stainless steel interior and mirror polished stainless exterior – a fusion on the best materials for cooking.  The aluminum encapsulated base maintains even heat distribution, eliminating hot spots. Has a non-stick interior for easy fat-free cooking and easy clean-up.