Low Density Polyethylene (LDPE) 21″ X 24″ 1.0 Mil flat poly bags are the most commonly used plastic bag because they provide excellent protection and outstanding value. Universal polyethylene bags are made from virgin materials, so they comply with FDA requirements for use in food applications. Made from seamless tubing with no slits or side seals that can rip. Bags 15” wide and under come in dispenser packs of 100 for cleanliness and convenience. Meet FDA requirements for use in food applications. Cases and inner packs are bar coded and clearly labeled for easy identification.