【Food grade material】:Fern Leaf Molds Made of 100% food grade,T are soft and made of non-stick design, release easily after gently twist,Fern Leaf Candy Molds shapes popped out so easy, also it is easy to wash.This Fern Leaf Chocolate Molds can be used safely in ovens, microwaves, and freezers.Fern Leaf Molds heat-resistant temperature range is -40 to 220 degrees Celsius/-40 to 445F.