YOU ARE WHAT YOU BREATHE. The state-of-the-art IBUKI M &L Air purifier is built to last, and built to help you last. 360º Air Suction, PM2.5 Air Quality Sensor, Medical Grade H13 HEPA 3 stage filter, and Intuitive controls are all designed to make you feel and perform your best. - 360º Air Purification cleans your entire room - Medical Grade H13 HEPA 3-Stage Filter- Pre-filter. H13 HEPA, Carbon Filter. - PM2.5 Air Sensing Technology, with Air Quality Indicator.