material: these airbrush adapter kits are made of quality metal material, and the sturdy structure makes them difficult to break or deform, and rust-proof, and can be applied for a long time. Install simply: no need to fix with screws, and the accessories are equipped with threads, you can easily connect and disconnect, without releasing the air pressure, saving you much time and energy. Size details: the airbrush hose with standard 1/8 inch fittings on both ends and they are suitable for connecting airbrushes to air compressor. Colour: blue+silver Material: metal+nylon Package Contents: 1 * Nylon 6 ft Braided Air Hose 1 * Quick disconnect connector 7 * Male and female connectors (without regulating valve) 5 * 1/8 Inch male connector Only the above package content, other products are not included. Note: Light 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.