Material: Made of sturdy brass, durable and rust and rust resistant material. Size: Quick connector is compatible with 1/2" inch DN15 flexible hose (16mm outer diameter) Usage: It can be attached securely and can be detached by simply pulling the body. Application: Suitable for most male end connectors (outside diameter 16mm); applied in gardening, wahshing cars, etc. 2 sets of low garden hose connector for 1/2 inch hose quick connector (quick connector) Durable material: This pipe fitting is made of brass, strong and durable. material ensure years of extended use. Standard Size: Connectors fit most 16mm (1/2 in) male end connectors; and also fits most 1/2 inch garden hoses. Quick and easy installation: The hose end connector is easy to fit without additional tools; Great solution for indoor appliances and outdoor gardens, and provides efficient, durable and leak-proof connections for your pipe system. Wide Application: The 1/2 inch hose quick connector can connect to many male end connectors, such as faucet connectors, double connectors, Y connectors, etc.