The Hozelock Quick Connect Hose End Connectors, with all internal parts, are made from ultra-tough engineering plastics for a long leak free life. The connection to the tap is guaranteed secure up to 10 bars, due to a triple locking system.The sleeve is easy to use even when wet because of the twin soft-touch pads. The hose is firmly connected by barbs which connect with the inside and outside of the hose.Hose kinking, swelling, and leaking at the connection point with the fitting, is virtually eliminated due to the ingenious flexible hose-tail on the nut.Suitable for use with all 15mm (5/8in) and 19mm (3/4in) hoses. Ref: UTTK11999