Optimal Filtration Technology: This premium air filter combo features a HEPA 13 filter paired with activated carbon, designed to effectively trap fine particles and neutralize odors, ensuring a clean and safe environment for your 3D printing operations Compatibility: Perfectly engineered for 3D printers, including models X1 P1, this replacement accessory ensures seamless fit and function and Reliable: Constructed with high-quality materials, this filter combo maintains optimal printer performance and air quality, reducing the need for frequent replacements Easy Installation: The filter is designed for quick and easy installation, allowing you to replace your old filter in minutes and get back to your printing projects with minimal downtime<br><br>Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use Color:Black Material:Activated Carbon<br><br>Package Contents: 3 * Activated carbon air filter<br><br>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.