Silicone material: Environmental silicone does no harm to food and human bodies. It is reusable and easy to clean and wash Stretchy design: Stretchy lids will stretch to fit all shapes. Cover bowls, glasses, coffee cups, mugs, pots and pans, cans, plastic food containers and more Wide application: Great for storing leftovers, taking dishes to potluck, stacking bowls, unfinished drinks or any leftover fruits and vegetable Keep food fresh: Provide tight coverage. Perfectly keep the food, fruits, v