High Grade Silicone/Rubber Material Heat insulation, prevent slippery, and very hot, waterproof

(1)USES the food grade silica gel

(2)Do not contain harmful to human body any material

(3)Do not contain harmful to human body any has the high tenacity of strength,

(4)Not crack, not decay,easy to clean, heat temperature-40 to 260 degrees 

2013 early bird shape Silicone Cup lids in many colors