... silicone 2.keep your drink fresh 3.OEM&ODM jelly cup lidding film features:1.100% food grade ... No abnormal odour or staining5. Eco-Friendly, Softness, Non-stick ,Anti-dust6. Flexible, lightweight and portable, easy to store ... and unbreakable ,easy to keep its shape.6. Non-stick,Anti-static,Anti-dust, flexible and easy to handle ... to Europe, America, Japan, Southeast Asia, etc. Jelly Cup Lidding Film