Features: 1)100% food grade silicone, environmental protection. 2)Take temperature extremes up to 230°C 3) Perfect heat insulation performance; 4) Non-stick, non-toxic, easy to clean and store; 5) Much more durable lifetime, unbreable; 6) Any color and shape availble accoding to specific requirements; 7) Welcome your design , and OEM orders, we can make mold for you. If any question and inquiry, please feel free to contact Beryl