【EFFECTIVE PROTECTION】The universal dust cap for Airbrush effectively protects the needle tips of your airbrush, allowing it to perform to the best of its ability. 【FITS MOST AIRBRUSHES】Size M4x0.5mm, this airbrush nozzle cap is designed to fit on many airbrush needle caps. 【Premium and Reliable】Airbrush needle cap is made from high quality copper materials, is sturdy, and wear resistant, this dust cap is durable to use. 【EASY TO INSTALL】Airbrush dust cap is easy to install and remove, making it a convenient accessory for any airbrush. 【PREVENTS BUILDUP】This needle caps accessory effectively protects the needle while allowing airbrush to maximize its performance; and helps prevent it from building up in your airbrush, ensuring that it stays in top condition for a longer period of time. Specification: Material: copper Package Includes: 1 Airbrush Needle Cap(2 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on line shopping!