Solid brass means no leakage, strong and durable. The standard 3/4-inch garden hose quick connector can be used with any standard garden hose, faucet and watering device perfectly. One-handed operation, easy to connect and disconnect. Packing: 2 brass female connectors + 2 brass male connectors Note: There are two types of threads on the market, please purchase according to your needs.These are not water stop connectors. Note: 1.There are two types of threads on the market, please purchase according to your needs. 2.These are NOT water-stop connectors(when disconnected, the end of the hose will allow water to flow).