ECALOO Kitchen Utensil Set of 3 Mini Non-Stick 4-Inch Springform Pan with Slipknot Non-stick surface and Dorp Bottom provides quick release and easy cleanup. Thick rolled edges prevent warping even at high temperatures Safe to use in the dishwasher ,hand washing recommended Weigh: 120g or 4.2ounces Size:10.5cm x10.5cm x4.5cm