Polar Bear magic cup cover can seal your cup and prevent splashing out. The magic of idea, the magic of this cup cap, by making use of atmospheric pressure and enhanced by the appropriate material, it works with the magic - airtight. This cup cap is made of food grade silicone which has a wide range of temperature tolerance from -50 to 230 degrees F.
- Size: 4" D x 1 1/4" H
- Material: Silicone
- Care & Clean: Dishwasher Safe
- Includes: 1-PC
- It fits tightly on your glass or mug and seals it preventing any unwanted spills!