Come and see our amazing products. Free imprint and shipping. Vacuum sealing is hands down the best way to ensure no air enters your bag during a sous vide cook, ensuring your food will stay fully submerged while cooking, and seal in maximum flavor. Additionally, the ability to seal, freeze, and store food for later makes prepping your meals in advance a breeze. Pls confirm with us about the packing info, stock color and exact production time before placing your order.