Polypropylene poly provides a crystal clear display for any product it holds. This high clarity polypropylene film is resistant to vapor, moisture and grease, which helps keep food items fresh. All bags meet FDA & USDA specifications for food contact. Bags made from polypropylene poly are available in flat, gusseted and reclosable styles in sizes as small as 3"x4" and as large as 14"x20". Bags are sold in cases of 1000-10000 depending on the size of the bag.