The most practical for daily use: 12 pieces of silicone lidsround shape containers, like yogurt, food cans, cups, regular mason canning jars, mugs, soda or beer cans, etc., this size is ideal for using as pets' canned food lids, suitable for fruits and vegetables. No leak and seal well: the silicone lid has good elasticity and is made of organic silicone, which is safe and healthy, it can be directly contacted with food, keeping food clean, fresh and delicious, the food cover prevents liquid from spilling and is also convenient for outdoor use. Save money: can replace plastic wrap, easy to clean and reusable, humanized claw type small handle, cute and convenient, easy to open cans. Design: humanized claw type small handle, cute and convenient, easy to open cans, the elastic air-tight seal can help you to open the cans [Size]: Rectangle: 6.5*5cm, 9.5*7cm, 11.5*8cm, 14.5*11cm, 16.5*12cm, 20.5*15cm 135 grams Round: 6.5CM, 9.5CM, 11.5CM, 14.5CM, 16.5CM, 20.5CM 120 grams.