If You Care Mini Baking Cups are a favorite in the kitchen. They are made from FSC certified unbleached totally chlorine free greaseproof paper – yet they have exceptional non-stick properties. Perfect for mini cupcakes and truffle chocolates. Microwave safe and oven safe up to 428 °F/220 °C. If You Care Mini Baking Cups are Certified Compostable for home/backyard and industrial/municipal composting. They measure 1 ⅝ inches (4.13 cm).