FOOD-SAFE BAKING MATS: Our macaron mats are made of food-grade silicone, BPA-free, soft, flexible, and waterproof. The temperature range is -40 to 446 (-40 to 230). You can safely use them in the microwave, oven, refrigerator, freezer, and dishwasher. NON-STICK & EASY TO CLEAN: The macaron baking sheet is non-stick and has excellent flexibility, allowing you to bake multiple batches in a short amount of time. No additional tools are needed, and it's easy to clean. DELICIOUS TREATS: These macaron baking mats can help you create delicious macarons. The 48-capacity design allows for batch production. Besides baking macarons, cookies, and pastries, you can even use them to bake sticky toffee, sticky bread, and other fantastic creations. DETAILED DESIGN: The fixed ring design ensures your macarons are uniform in size, providing even heat distribution to each macaron. This allows even beginners to achieve professional-level results.