... .silicone mug cup lid 2.silicone mug cup lid meet international standard 3.14 years OEM/ODM experience. silicone mug cup lid 1. Material: silicone ... coffee cup lids made from 100% silicone, nontoxic, tasteless,environmental- ... , EN-71, 6P. 6. usage: Unbreakable,easy to keep its shape, portable and practicable ,durable,you can use many ...