Food-grade PVC material, leakproof and easy seal, freezer safe and dishwasher safe, environmentally friendly, multi-purpose. Perfect for meal prep, marinating meats, frozen foods, storage and preserving food, and organizing items. Saves money and the earth. Available in multiple sizes. Not microwave friendly. Features: 1. FOOD GRADE MATERIAL: Food-grade PVC reusable storage bags, healthy and safe for food, great for meal prep, marinating meats, frozen foods, cereal, cookies, and more. 2. LEAKPROOF & EASY SEAL: Freezer bags ensure an airtight leakproof seal, perfect for storing and preserving food, children can easily open and close the snack bags. 3. FREEZER SAFE & DISHWASHER SAFE: The freezer bags can lock out freezer burn while keeping food fresh and full of taste, perfect for freezing meat, chicken, fish, fruits, and vegetables. We suggest alternating hand washing in water and air drying to clean for long-term usage. Not microwave friendly. 4. ENVIRONMENTALLY FRIENDLY: The reusable food storage bags can save more disposable baggies, save the earth and also save your money. 5. MULTI-PURPOSE: Perfect containers for food storage (lunch snack sandwich, etc.), home organize (cosmetics, jewelry, stationery, etc.), travel (make-up, travel toiletries, soap, creams, etc.), and outdoor picnics. Specification: Material: EVA Product Color: Transparent Product Size: S: 22 x 13.5cm, M: 20 x 22cm, L: 20 x 28cm, XL 28 x 26cm Product Weight: 20g, 29g, 36g, 44g Package Included: 1 x Food Storage Bag