Material: 60g paper, non-stick, easy-to-peel, no smells, no poison, no leaking dyes, sturdy cupcake paper. These standard muffin papers are made of high-quality materials. Environmentally friendly food-grade metallic foil cupcake liners. Use these baking cups worry-free. Our baking cups have passed food safety tests. Suitable for average baking temperature of 350 degrees Fahrenheit (176.6°C), time: 10-20 minutes. Standard black foil baking cups for kitchen, quantity: 100 pcs. Size: bottom diameter 5.0cm (1.97 inches); height: 3.25cm (1.28 inches); total diameter is 11.5cm (4.53 inches) when expanded. Standard black foil metallic paper cupcake baking cups, ideal for birthday, wedding, festival, holiday party, and themed celebrations. Foil metallic cupcake liners, standard baking cups, 100 pcs, black. Product materials: composite paper 70g. Product size: bottom diameter 5.0cm (1.97 inches); height: 3.25cm (1.28 inches); total diameter is 11cm (4.5 inches) when expanded. Packing material: PET cylindrical box for food. Place of Origin: China. Storage Conditions: Store at room temperature, away from direct sunlight. Methods of Use: Take the cake cup one by one from the bottom of nested cups to prevent deformation. Place the cups on the baking mold and pour the finely mixed cake ingredients into the cups, ensuring the amount of cake liquid is less than 70% of cup capacity. Bake for 15 minutes at 180 degrees Celsius. Cautions: Do not expose directly to fire. Not suitable for cooking. Do not add water or oils into the cup mold. Maximum baking temperature should not exceed 250 degrees Celsius. Avoid prolonged baking time to prevent damage to the cups and food. How to separate the liners: Separate them from the bottom to the top; it is easy and helps maintain the shape.