Ships from Hong kong. This Cup Can seal your cup by just a place-on-top action. Keeps your drink or food hygienic and healthy. The cup lids are made from food-grade silicone, highly durable, nontoxic and completely safe,also it can reusable and cleaned in the dishwasher. The cup cover silicone is high temperature resistant -40 degrees and 250 degrees Fahrenheit. Material: Silicone. Diameter: 10.5 cm.