Charles Viancin Silicone Drink Covers Features:
- Includes 2 drink covers
- 100% food-grade silicone
- BPA-free
- Seals tightly on all smooth rim stainless steel, glass, plastic, ceramic, and even wood mugs, cups, and small bowls
- Creates an airtight seal to keep beverages at preferred temperature while keeping bugs out of your drink!
- Seals in heat and steam when re-heating
- Creates an airtight and watertight seal
- Do not use directly over a flame or near oven surfaces
- Do not cut with a sharp cutting utensil
- Safe for microwave, oven, fridge, stovetop, dishwasher
- Heat safe up to 428°F
- Fridge and freezer safe to -40°F
- Convenient hole for hanging storage
- Diameter: 4”
- Fits rims up to 3.5” diameter