These TULIPS Golden Brown Silicone Baking Cups make an elegant presentation for banana muffins and egg popovers. Featuring a unique design, similar to the petals of a tulip, the grease resistant and recyclable baking cups have a diameter of 1.5 and holds 3 oz. You can bake hem up to 440F/220C. All of our baking cups are sold pre-folded. Muffin pan is required.