Made of sturdy plastic, sturdy and rust resistant, durable material can be used for a long time. 2 in 1 connector: 3/4" and 1/2" BSP metal-brass fittings suitable for use with 95% of all male taps. (Faucet must be male threaded.) Easy to use: The faucet connector comes with two parts. If both pieces are intact, the cap will fit a 1/2 inch faucet. When the top is unscrewed, the cap fits into a 3/4 inch faucet. Compatible: The fitting attaches securely to the outdoor faucet and converts to a standard quick connect system. Package Included: 6x 2in1 threaded tap connectors.