Dr.luck 1 X Dinosaur Silicone Baking Non-stick Flexible Mold Muffin Pan Ice Tray, 12 Dinosaurs Chocolate Brown DIY could help them move and motivate their brain's working It is a kind of friendly and food-grade silicon, not rubber or plastic,it is a soft material which is non-stick,heat-resistant,recyclable and durable Temperature limited range:-40 to 230, suit for baking and icing Chocolate color,suit for baking,chocolate and soap mold creating Using tips:have the molds washed for first use,do not touch the oven inwall and dont expose the mold under the air if it would not be used for long time because the dirt is easy to absorb on the silicone