Features: 1The filter is changed every 3 months and the HEPA filter helps to increase efficiency. 2Winix air purifiers improve the air quality of the house. 3It can filter micron-level dust to prevent secondary pollution and can be removed and cleaned separately. 4Activated carbon filters remove a variety of home odors and leave a healthy environment for your children and families to help reduce these particles. 5Fit for Winix 115115 compatible with 5300 6300 5300-2 6300-2 P300 C535 and other air purifiers. Specification: Features: The filter is changed every 3 months and the HEPA filter helps to increase efficiency. Winix air purifiers improve the air quality of the house. It can filter micron-level dust to prevent secondary pollution and can be removed and cleaned separately. Activated carbon filters remove a variety of home odors and leave a healthy environment for your children and families to help reduce these particles. Fit for Winix 115115 compatible with 5300 6300 5300-2 6300-2 P300 C535 and other air purifiers. Specification:Item Type: Filter NetMaterial: ABSColor: White+BlackFilter Size: Approx. 41*32*3.2cm / 16.1*12.6*1.3inchActivated carbon size: 41*31.6cm / 16.1*12.4inchFitment: Fit for Winix 115115 compatible with 5300 6300 5300-2 6300-2 P300 C535Package list:1 x Hepa Filter4 x Carbon Prefilters Notes:1. The actual product color may deviate from the photo due to light.2. There may be a slight deviation in the measurement of product.