The Set of 3 Bambu Lab Bambu Activated Carbon Air Filter is designed for use with the P1 & X1 Series printers. Made by the brand Bambu Lab, these black filters are activated carbon units that help to improve the air quality in your 3D printing environment. Originating from China, this set of filters ensures a clean and efficient printing experience by effectively capturing airborne particles and odors. Ideal for maintaining the quality of your prints and ensuring a healthy workspace, this product is a must-have for any 3D printer enthusiast.