Features: 1. This filter fits for trueair air purifier 04383/trueair glow allergen reducer 04385/trueair compact pet air purifier 04384 2. It traps airborne allergens and contaminants from the air. 3. Evidently improves the air quality. It also helps deodorize any unfavorable household smell. 4. Capture large dust particles, helping to extend filter life 5. Captures of dust and allergens as small as .3 microns such as household dust, pet dander, mold spores and plant pollens. Specification: Condition: 100%brand new Material: Activated carbon Product size: (1cm=0.39inch approx) 300*128*28mm/11.8*5.03*1.10inch Package weight: 99g Package list: 1*adapter air purifier filter Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1、1.This filter fits for trueair air purifier 04383/trueair glow allergen reducer 04385/trueair compact pet air purifier 04384 2、2.It traps airborne allergens and contaminants from the air. 3、3.Evidently improves the air quality. It also helps deodorize any unfavorable household smell. 4、4.Capture large dust particles, helping to extend filter life 5、5.Captures of dust and allergens as small as .3 microns such as household dust, pet dander, mold spores and plant pollens.