Description: The food-grade packaging bag is healthy and assured. The vacuum has good airtightness, which can prevent dust, extend the shelf life, and keep fresh.Product parameters:Name: Vacuum bagCommodity material: new PET multilayer composite materialColor: transparentDouble layer thickness: 16 silkSize: Various specificationsFresh-keeping bag category: baggedFeatures: high strength, good flexibility, low temperature resistance, moisture and mildew resistance, oxidation resistance, prolonged preservation■About size: Please refer to the detailed information and size table before purchasing the product. The product is measured manually, with some errors. The actual size is subject to the actual produc.