Seal top Poly Bags have off set-lips and ridges which makes it easier for opening. Meets FDA requirements for food applications. 1-1/2 track makes seals secure. Seal top poly bags are excellent for storing and displaying all types of product and the reclosable zipper makes these bags perfect for items that must be repackaged. Convenient pre-punched hole is provided for hanging or tying. Seal Top Poly Bags from Miller Supply are the perfect choice for retail and industrial applications.