Will only work with Commercial Vacuum Chamber Machines - NOT COMPATIBLE WITH FOODSAVER STYLE SUCTION MACHINES
[Commercial Grade] - tough 4 mil pouches extends the life of your food up to 5 times longer
[Material] - smooth on both sides and made of BPA Free, food grade Polyethylene and Nylon. Provides excellent Oxygen and Moisture barrier protection to prevent freezer burn.
Great for sous vide! Can also be used in the refrigerator, freezer, microwave and boiled.