FPI 8" x 4" x 18" transparent poly bags. 2 Mil. 100 pack. Made with Virgin LDPE Materials. Exceptionally clear flat plastic bag. Manufactured from incredibly durable, lightweight 1 mil thick virgin polyethylene (LDPE). The 2mil thickness is perfect for a multitude of applications, from household storage bags to industrial part bags. These bags can be effectively sealed with a poly bag sealer for a fast and sturdy closure. Explore our store for our complete range of transparent poly bag sizes. Bag Tolerances: length & Width = +/- 1/4", Gauge = +/- 10%. Thank you for choosing FPI!