Our food grade silicone mug lids are sturdy and perfect for hot or cold beverages. These mug cover lids make sure you can enjoy a hot cup of your favorite beverage anytime and anywhere. These drink cover ups will guard your drink from anything that could fall into it, while saving you from frequent trips of reheating them. Note: The outside diameter of your mug should be at about 3.25 inch or 8.2 cm. The price does not include shipping, your inquiry is welcome!