Made of food grade silicone material, free, safe and eco-friendly. Widely temperature range from 40 to 440°F (-40 to 230°C), suitable for microwave oven, oven and refrigerator, essential tool for professional and beginner bakers. Design with non-stick surfaces, easy to clean, smooth,flexible, quick and easy to demould. Christmas tree silicone molds, you can DIY with family and friends, make fondant, chocolate, cookie, candy or decorate cakes, resin, and other craft art. Suitable for kids shower, christmas, wedding cake decorating or birthday party, adding beautifully detailed decorations for your crafts and cake projects.