Great Value Bakeware Set: You could got 12-cup regular muffin pan and 24-cup mini muffin pan,each cup measures dieter : 2.75 inch and 1.8 inch,these muffin tray set is impermeable,practicality and durability Muffin Pan: silicone. Safe for oven,microwave,dishwasher,frid,freezer. High heat resistant ran: -104 to 446 degrees Fahrenheit. for breakfast egg bites Nonsti And Easy Release: Polish surface makes muffins out with pred finr from bottom. It’s a breeze to release. Flexible features silicone muffin pan easy to clean thoroughly Multi Funcat: Great for baking Egg Muffin,Frittatas,Mini Pumpkin Pies,Cornbread Muffins,Cakes,Tart,Bread,Cheesecakes,Mousse,Jelly,Conditing Food,Cupcakes,Custard,Soaps,Fat bombs Tips: Due to made out of silicone,it's flexible,please make sure to put muffin pan on a metal tray or cookie sheet to support before filling in. This silicone cupcake pan is must have to order,you never miss it.