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Make sure this fitsby entering your model number. Effective Food Preservation These food sealer vacuum packing bags adopt vacuum preservation technology to isolate the air and prevent oxidation so that the food is in negative pressure and low oxygen environment, which effectively guarantees the freshness and nutrition of food Food-Grade Material These sealer bags are made of BPA free food-grade high-density pure nylon PE with excellent tensile properties to ensure the toughness and puncture resistance. With the superb temperature resistance, it can be heated at high temperature and frozen at low temperature Excellent Tightness These food vacuum sealer bags are specially designed with 7-layer co-extrusion technology for superb tightness, high-pressure resistance, and longer freshness. The carefully selected materials effectively guarantee the toughness of the bag, which is not easy to deform and break Easy to Use With the length of 5 meters and no pre-cut design, these heat sealer b