[Safety Material] These fresh keeping bags are made of food-grade transparent and healthy PE material, safe to use, not easy to tear, and durable. | [Retractable Design] These food covers have elastic and retractable openings, which can be applied to bowls of different sizes and can cover the tops of bowls, plates and other containers. The opening can be stretched up to 45cm. Quickly cover and store while being able to see what is under the covers. | [Multi-purpose Use] The elastic bowl covers can be also used for outdoor camping, picnic, barbecue, indoor food preservation to block dust and use it to cover food and leftovers.Great for any leftovers, picnics or BBQ. | [Easy to Use] These plastic wrap bowl covers can be stretched on any dish and plate. Compared with traditional plastic wrap, they make storage easier and faster. | [Clean and tidy] With packaging plastic food covers, it is not only convenient for travel and carrying, but also conducive to planning a tidy kitchen.