Katgely Extra Thick Round Paper Mold (Pack of 100) Katgely Extra Thick Round Paper Mold (Pack of 100) Bake & Serve design. Rigid freestanding construction. Microwave and oven safe up to 450 degrees. Freezer safe as well. Bottom Diameter: 3 1/2", Side wall: 1 1/4", Top Flare: 4 1/4" Made in the USA KATGELY EXCLUSIVE: This item is sold exclusively by Katgely. Only buy from Katgely to get genuine item with manufacturer warranty and customer service.