Applications: Vacuum sealer bags set, suitable for preserving and storing cooked food, fresh food, cereals, beans, etc. Can also be used to store underwear, socks and other small clothes. Easy to carry, space saving.Safety: 20 reusable plastic bags, can be frozen or heated. The leak-proof bags withstand temperatures from -20 C to 100 C. Durable. Food stays fresh up to five times longer. Clothes, important documents and valuables should be kept dry.Specifications: 2 different sizes: large size: 26 x 34 cm; small size: 21 x 22 cm; 10 of each size. Use with a vacuum sealer to remove harmful air from the bags and retain the natural flavor of food. Use the vacuum sealer bags with zipper to store leftovers, fresh fish, garden vegetables, sliced fruits, etc. Any occasion. Reusable and resealable bags provide exceptional convenience in the kitchen. Features: Two sizes: Large size: 26 x 34 cm. Small size: 21 x 22 cm. Total product weight: 420 g. Material: Food grade. Reusable bags resistant to temperatures between -20 C and 100 C. Tips: The bags are reusable and safe for food storage and sous vide cooking. Please clean them with dish soap and warm water and store them in a clean, dry place after use. When pumping air, make sure the bag seal is completely sealed. Please do not store liquid or powder directly in the zipped bags. Contents: 10 bags of 26 x 34 cm. 10 bags of 21 x 22 cm.