5 x 24" - 3 Mil Flat Poly Bags - Sturdy Poly Bags are perfect for protecting medium to heavy weight products from dirt, dust and moisture.5 x 24" - 3 Mil Flat Poly Bags. Sturdy Poly Bags are perfect for protecting medium to heavy weight products from dirt, dust and moisture. Bags are manufactured from 100% virgin, high clarity polyethylene film. Meets FDA and USDA specifications. Close bags with Twist Ties, Bag Tape or with Impulse Sealers. Sturdy Poly Bags are perfect for protecting medium to heavy weight products from dirt, dust and moisture. Bags are manufactured from 100% virgin, high clarity polyethylene film. Meets FDA and USDA specifications. Close bags with Twist Ties, Bag Tape or with Impulse Sealers. Sold as 1000/Carton.