The Aluminum Quick Disconnect eliminates the hassle of threaded connections between the hose and accessories. Made with lightweight aluminum construction for ease of use; the Aluminum Quick Disconnect has a secondary O-ring that insures a splash free connection. Can use with any garden hose thread accessory. The Aluminum Quick Disconnect Set includes: 1 Female and 3 Male Connectors; Lifetime guarantee from manufacturer"s defects. Look for Dramm"s full line of professional watering and cutting tools available on Amazon.com.