Secure connection: There are snaps on each coupler to make them connect well with the adapter. The threads of the connector tightly connected to the water pipe. Each part is tightly connected and not easy to fall off. PREMIUM PLASTIC: We use high-quality plastic to make every accessory. Plastic hose quick connectors are lighter than iron garden hose quick connectors. It's also very and rust-proof, so you don't have to replace it every now and then. Wide application: widely used in garden irrigation, flower watering, crop irrigation, car washing, ETC Easy to operate: water pipes, hose quick connectors, and faucets are all installed by hand without any tools. No complicated steps, convenient and fast, saving you time when you are in a hurry. Colour:As Shown Material:plastic Package Contents: 4 x Pipe Connector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.