1. Reusable and Food Grade Material: Made of food grade PEVA material and passed the certification test to ensure that the reusable food storage bag is free of BPA, PVC, Chloride and Lead. No silicone or plastic odor, suitable for home use. 2. The reusablelunch bag adopts the upgraded seal sealing technology, which is more airtight, leak-proof, waterproof and hygienic, ideal for storing and preserving food. The reusable kids' sandwich bag is easier to open or close with an improved double opening andnon-slip design. The colorful double closure of the reusable sandwich bag makes your life more fun and exciting. 3. Freeze safe and easy to clean: Reusable freezer bags prevent freezer burn while keeping food fresh and delicious, perfect for freezingmeat, chicken, fish, fruits and vegetables. We recommend hand washing as the dishwasher can damage the double seal of the food storage bag. It's easy to clean with a bottle brush, then place the bag on top of a mug or mug to air dry. 4. Multipurpose:The reusable bag is a three-dimensional design that can stand well in the refrigerator and store more food. The reusable sandwich bag is the perfect container for sandwiches, snacks, lunches, vegetables, fruits, baby food, makeup, jewelry, makeup,stationery, travel, and more.(Packing list: 10 pieces of blue fresh-keeping bags)Quantity shipped: 10 piecesPackage Contents: Only the above package contents, excluding other products.Size: 20.3*15*5cm(Reminder: The size is measured by hand, please allow 1-2 cm measurement error)color: blue(Due to different monitors and lighting effects, the actual color of the product may be slightly different from the picture color.)