COMPATIBLE: Compatible with Coway Airmega Max2 250 250S Smart Air Purifier. Get back to having clean air to breathe again! TWO IN ONE These True HEPA 250/250S filters for Coway AIRMEGA Max2 can attach large and airborne particles, including dust, pet dander and fabric fibers. Activated Carbon Filter can clean up more than 99.7% of odor from food, cigarette, and pets as well as volatile organic compounds. PREMIUM QUALITY BUT AFFORDABLE PRICE: We deliver high quality, durable and long-lasting true hepa 250 250S replacements filter for Coway AIRMEGA Max2 Air Purifier, allowing the filter to last longer, true Hepa filter take out 99.97% of airborne down to 0.3 microns. They are an efficient investment. In order to improve the performance of the air purifier, please replace the carbon filter every 10-14 months.