The GARDENA Premium Water Stop allows you to swap accessories, such as a sprayer to sprinkler for example, without the hose leaking- The integrated water stop blocks the water supply when the accessory is disconnected. When reconnected, the water flows freely.- The elongated metal lock nut enables particularly high hose-gripping power.- The integrated anti-kink protection prevents the hose from slipping out.- Grooved soft plastic grip recesses ensure extremely comfortable handling.- Part of the Original Gardena System. Everything interconnects from start to finish and stays watertight.The GARDENA Premium Water Stop in high-quality metal-plastic design enables a fast and convenient changing of watering accessories at the hose end, without having to turn off the water supply. The soft plastic grips provide the necessary hold when working with wet hands. The lock nut ensures a secure hose grip and the integrated anti-kink protection keeps the hose from slipping.