Each case of our Layflat Poly Bags on Rolls are made of 100% virgin Low Density Polyethylene (LDPE) resin. These wholesale layflat bags on a roll are stocked in the United States and ready to ship straight to your door. Manufactured with a high-strength bottom seal for optimal durability. This inexpensive poly bag features superior clarity, for showing the quality of your customer's products. All listed gauges are nominal. 100 Packed. For your convenience, our layflat polyethylene bags an be heat sealed, tied, stapled or taped shut.