The LEMA(R) MaxVacA(R) Vacuum Bags and Rolls are engineered to keep your food fresh for longer, thanks to sturdy material and innovative design. Featuring 3.5 mil., 4 layer plastic, the Vacuum Bags and Rolls are resistant to punctures. Parallel channel design prevents hidden air pockets, creating a tight and effective seal. Plus, all the bags are reusable and are compatible with major Vacuum Sealer brands. Includes (36) 1 qt. Vacuum Bags, (2) 8" x 25' Rolls and (2) 11" x 25' Rolls Parallel channel design prevents hidden air pockets Sturdy 3.5 mil thick, puncture resistant 4 layer plastic Bags and bag roll material are reusable Include space to label date/contents Quart bags have easy open tear notch Rolls compatible with most major vacuum sealer brands Great for Sous Vide cooking or keeping your valuables dry