[Compatible Model] This 3D printer extra brush kit is designed exclusively for the A1 3D printer. It is not compatible with the A1 Mini, X1, X1C, P1P, or P1S models. [Effective Nozzle Cleaning] The cleaning brush has been specially designed to remove filament deposits (PLA, PETG, ABS, TPU, CF, and more) from your 3D printer nozzles, significantly reducing the risk of printing errors. This always ensures consistent, high-quality printing results. [Quality [Superior] The brush is made of high-quality silicone, which is wear-resistant and heat-resistant, providing exceptional durability and a long service life. It is designed to withstand the high temperatures of 3D printing without damage. Easy to Use: Lightweight and flexible, the brush is easy to handle, making the nozzle cleaning process quick and effortless. The user-friendly design ensures efficient and effective maintenance of your A1 3D printer.