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, 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.