Camco's 50' heavy-duty contractor's drinking water hose is a reinforced 5/8" inside diameter hose that is 20 percent thicker than standard hoses. The anti-kink design features machined fittings and strain-relief ends for added durability. The hose is made of drinking water safe material. CSA low lead content certified. Complies with California’s AB1953 and Vermont Act 193 Low Lead Laws.