The Winco ASFP-11 Aluminum Stir Fry Pan has a natural finish and 4.0mm thickness. Constructed of 3003 series aluminum with heat resistant (up to 500°F) silicone handle, these fry pans will keep up with the rigorous demands of the kitchen, in addition to providing excellent heat distribution for searing, browning and frying. This 11-inch flat bottom fry pan is perfect for commercial or home use. Hand Wash. NSF.