Mini muffin pan stainless steel muffin tin tray cupcake pan nonstick 24 mini small cupcake pans muffins tins tart pans for baking mini cupcake liners. PREMIUM MATERIAL: Small muffin pan is made of premium carbon steel, can withstand temperatures up to 450°F, this small cupcake pan is constructed from heavy-gauge carbon steel for stability, even heat distribution.