Camco's TastePURE 4' x 1/2"ID Drinking Water Hoses are reinforced for maximum kink resistance. Especially useful when hooked with a Y-valve to your main faucet. Made with NSF certified hose; drinking water safe. Hose is made of PVC and is BPA free. CSA low lead content certified. Complies with California's AB1953 and Vermont Act 193 Low Lead Laws.