Feature:1. As part of normal maintenance, it can be easily removed and replaced. Keeping the fresh air from being polluted and prevent the secondary pollution.2. Simple to install, installation is easy, no tools required. Simply remove and replace from your air purifier unit when needed.3. Convenient to use, reducing the penetration of dust, pollen and other allergens into the air you breathe.4. This filter replacement is fit for Blue Air Sense Series Air Purifier. Help effectively filter airborne particles for healthier living .5. Made of highstrength and environmental protection ABS material, durable, has a long service life.Specification:Item Type: Air FilterMaterial: ABSColor: As shown in the pictureWeight: Approx. 1189g / 41.9ozFitment: Fit for Blue Air Sense Series Air Purifier .Package List:2 x Filter Mesh2 x Filter Element