These VacMaster 8" x 12" Pre-Cut Bags (model 948220) ship in a box of 50 bags and they will save you money. It's now widely acknowledged by culinary experts that vacuum sealing foodstuffs preserves the freshness and shelf life of food for as much as five times longer than other, more conventional or traditional food storage methods. F.D.A. approved, B.P.A.-Free and shipped in a convenient dispenser box, these bags hold about a quart of product, making them perfect for chicken breasts or a pound of chopped meat. These are "full mesh" bags designed for non-chamber type vacuum sealing machines.