Cookware Sets features: Vacuum Compression Film Has A Unique Multilayer Structure For Packaging Food Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. Vacuum Compression Film Has A Unique Multilayer Structure For Packaging Food description: allows You To Precisely Control Your Cooking Temperature To Achieve Perfect Results. You Can Put The Food In The R Bag Into The Water Until Any Temperature Of 195f / 194.0f. by Using A Vacuum Sealing System, Water Will Not Seep Into The Bag And Stain Your Food, So Your Food Is Still Safe During The Water Bath. Our Bag Can Also Be Punctured 0. the Use Of Vacuum Bags Means That These Bags Are Completely Airtight, Provide Consistent Cooking Results And Prevent Floating In The Deep Flavor Bath. the Product Has Specially Designed Channels That Can Remove Oxygen, Form An Airtight Barrier, Prevent Taste And Prevent Deterioration And Combustion Of The Freezer. the Vacuum Sealing System Automatically Removes All Air From The Bag, And Then Uses Heat To Create An Airtight Seal To Lock In Moisture And Air To Protect The Food And Maintain Freshness. easy To Use. simply Add Food To The Bag, Insert The Open End Into The Vacuum Seal System, And The Machine Will Do The Rest-purge All Air Before Creating An Airtight Seal. contain: 3pc Plastic Bag