Keep your coffee hot or your lemonade refreshingly cold with the Charles Viancin Silicone Sunflower Drink Covers! This set includes 2 adorable drink covers made of 100% food-grade BPA-free silicone that creates an airtight suction seal on most cups or mugs, keeping your beverage at the preferred temperature longer. With these silicone drink covers, you can enjoy a long-lasting cup of hot cocoa in the winter or a refreshing iced tea or cocktail in the summer while keeping your drink covered and safe from pesky bugs! Plus, these durable covers are microwave-safe, making them great for preventing splatter and locking in steam when re-heating your beverages, soups, or chili!