FoodSaver Freshsaver 18 Quart-sized and 20 Gallon-sized Vacuum Zipper Bags Bundle - BPA Free Keeps Refrigerated Foods And Pantry Items Fresh Longer Reinforced Double Zipper Ensures An Air-Tight Seal Reusable And Resealable For Frequently Used Food Items Specially Designed Channels Block Oxygen And Moisture To Maximize Air Removal Strong, Multi-Ply Material - BPA-Free