Weston Brand Vacuum bags are the best vacuum bags out there. They have a stronger mesh instead to better protect your food. Great vacuum bags for hunters who want to protect their harvest all winter long in their freezer. Cut the bags to fit your desired length. Made of FDA food safe materials. Product is 2 ply and 3 mil thick. Place a small puncture in the bag and you can warm cooked foods and defrost foods in microwave while still in the bag! You get more bags for your money with this brand than other brands. Weston Brand vacuum bags work with other brand vacuum sealers including the Food Saver brand. Also good for preserving non-food items such as documents and electronics.