This Eastman Rubber Utility Hose is built of durable black rubber and is equipped with a brass nut. This hose can be used to connect a variety of drain valves and hose bibs with a 3/4 In. FHT x 3/8 In. open connection. The open side allows the hose to be used for drainage or as fill hose. This is a durable multi-purpose hose that can lay flat without coiling. Resistant to crimping and kinking.