PowRyte 300 PSI Reinforced Polyurethane (PU) Air Hose Polyurethane construction offers extremely light weight for less user fatigue; Smooth finish does not mar surfaces Extreme flexibility at temperature range -30 degrees F to 150 degrees F for all weather use Excellent abrasion and kink-resistant outer cover helps to extend the life of hose; Tough, spiral synthetic yarn reinforcement offers excellent strength of maximum working pressure 300 PSI Swivel solid brass end fittings reduce hose twist and bend restrictors reduce kinking for increasing the life of the hose Maximum Working Pressure: 300 PSI; Bursting Pressure: 900 PSI; 1/4-Inch Inner Diameter; 25-Feet Long; 1/4" Swivel Male NPT(National Pipe Thread) Brass Ends