Lay-flat design is easier to store, handle and unroll. Up to 3x lighter than conventional hoses. Use with rock drills, breakers, crawlers, water well drill rigs and water pumps. Contractor air hose. Mining and construction sites. High-burst pressure and tensile strength (end pull). Extruded synthetic nitrile rubber reinforced with circular woven polyester and nylon Ribbed, highly abrasion-resistant cover.