NEW FOOD-GRADE MATENAL: These silicone lids are made of eco-friendly food grade silicone, 100% BPA-Free, safe for touch with food directly and reusable. Heat resistance from -40℉ to 400℉ which is safe for freezer, oven and microwave use.KEEP FOOD FRESHER FOR LONGER: The silicone cover is super flexible and stretchable, the extra thick ribbed edges form an airtight, leak proof seal, as well as ideal to keep food fresh for long time and isolate other odors in the refrigerator.REUSABLE & ECO-FRIENDLY AND MONEY SAVING: The silicone lids are tear resistant, strong and durable, and do not slipare, reusable. They are more sustainable than plastic wrap, zip-top bags or traditional storage containers, last longer, eco-friendly, and money saving.MULTI USEFUL: 6 sizes will fit covers containers 2.6"-10" sizes, like bowl, cups, glassware, jar, food can, cups, mugs, instant pot, crockpots, soda or beer cans, also perfect fit fruits and vegetables, such as watermelon, pineapple, cantaloupe, lemon, onions or other fruits and vegetables.WHAT YOU GET: You will receive 12 pcs silicone stretch lids and excellent customer service. 100% Hassle-free money back guarantee. If have any problems with it, you can contact us anytime, we'll do our best to serve you.