300 Pieces Per Pack: 300 Fresh Keeping Bags are suitable for that fit 2-to-10 inch in diameter bowls, dishes, plates and so on. | Easy to use: These plastic elastic adjustable bowl lids can be stretched on any dish and plate, and they are reusable. When attached to the top of the container, they form an airtight seal that makes your food fresher and longer. It is the best choice for you to seal leftovers! | Safety Material: MKHS translucent food covers are made of healthy PE material, non-toxic and reusable, suitable for your long-term use, with elastic bands, they can be stretched to proper sizes for your containers, which is very convenient. | Multi-purpose use: you can choose these reusable bowl covers in gatherings or picnics to block dust and use it to cover leftovers, Safe materials to use on food is our top priority. These are perfect and safe for family gatherings, picnics, or when transporting plates of food to a potluck dinner or BBQ. | Food storage: Reusable elastic food storage covers are suitable for bowls, dishes, plates and other containers, which are dust-proof and keep your foods fresh and clean, The translucent fresh keeping bag allows you to check your food quickly and conveniently.