Valve bag

Plastic self - sealing bags, also known as dense bags.Made of polyethylene (LDPE), a sealed bag, is a green product, tough and durable, reusable, can be printed advertising, shipping marks, can be used as a refrigerator bag, use for a long time.Is mainly used for packaging, storing food, jewelry, medicine, cosmetics, frozen food, stamps, etc., moisture-proof, waterproof, insect-resistant, prevent debris, inductive effect, to the buyer in the image of the specification, but also can be repeated use, gently press will be sealed firmly, non-toxic tasteless, good flexibility, sealing casual, very convenient.