The LEMA(R) MaxVacA(R) Vacuum Bags 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 are resistant to punctures. Parallel channel design prevents hidden air pockets, creating a tight and effective seal. Plus, each bag has an easy open tear notch. 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 Easy open tear notch Compatible with most major vacuum sealer brands Great for Sous Vide cooking or keep your valuables dry 28 bags per package