Safety material: 100% food grade silicone, free of BPA. The strong silicone baking set are not afraid of falling and transportation deformation, it has more advantages than ordinary metal molds, and has the functions of anti-fouling and anti-odor. Easy to release: The silicone cake mould has smooth non-stick pan bottom can easily and quickly release baked goods and desserts without sticking the bottom of the food. Combination kit: 8 inch silicone baking moulds can make cheesecake, fruit pie, birthday cake and muffin, suitable for preparing friends gathering, birthday party and children baking practice. Easy to clean: Round cake tin suitable for dishwashers, can be easily cleaned with warm soap. Note: The baking tins and trays can be use at -20 F ~ 450 F (-30 C ~ 230 C), the first use should be baked at an appropriate temperature for one hour to dissipate the smell. Clean it in time after use to prevent uneven heating due to oil pollution and accelerate aging.