Using area: Potato Chips Bag, Coffee Bag, Tea Bag, Baby Powder Bag, fresh keeping bag and so on. Product Description1.The package sealers can lock wet and any scent, 2.Wholly applied to long term storage of food and fruit, etc.3.Suitable for any opened packing bags and keep it airtight and moisture-proof with a simple slide-in operation. 4.Difference length is available5.Packing:4pcs6.Length:285/ ...