The BLUEAIR Genuine Blue Pure 511 Filter Replacement 110009 is a white, True HEPA filter designed for air purifiers. Made by the trusted brand Blueair, this filter has a 6-month filter life and is made with advanced filtration technology. It comes as a pod with one filter included in the pack, and is designed to effectively capture particles and carbon with its HEPA and carbon filter media. Perfect for improving indoor air quality, this filter is a reliable choice for keeping your home clean and fresh.