Regency Wraps Silicone Pastel Sili-Cups, Standard, Set of 12 Made of 100-percent pure silicone with no filler No muffin pan needed- do not use with muffin pan Simply place on baking sheet, fill and bake desired amount of muffins or cupcakes as directed by recipe Baked goods pop out easily Light greasing may be desired, but not usually needed