FOOD SAFE AND FREEZER SAFE- keeps food fresh, perfect for marinating meats. WASHABLE, REUSABLE- this reduces the use of disposable plastic bags. TOXIN FREE- made of EXTRA thick durable FDA approved PEVA materials that is safe for the environment and your health. LEAK PROOF- double lock seal ensures food freshness and avoids spillage. EASY TO CLEAN- just wash in room temperature water. MULTIPURPOSE- can be used for almost anything! DO NOT PLACE IN THE MICROWAVE OR DISHWASHER.