Heavy 2.5 Mil. low density polyethylene. Our strongest handle available, 4 Mil. Patch reinforcement sealed on inside of bag around the die cut handle hole for superior strength. Large Quantity The Patch Handle Bags. Made with Duraplast™ Superior bag strength & Print quality, 15% recycled content. 100% Recyclable. Made from natural Gas, NO Crude Oil.(12"x15"x3"G)Please Note: All bags will have reverse white eye mark as shown in images above.