Elevate your home's air quality with the Blueair Blue Pure 211+ Air Filter, a premium choice for those seeking a cleaner breathing environment. This pleated filter, infused with activated carbon, is designed to effectively capture and neutralize odors, alongside dust, pollen, and smoke. Its foldable design ensures a perfect fit for a variety of Blueair models, making it a versatile solution for your air purifier needs.Crafted with care, the filter's dimensions are precisely measured at 11.69 inches in height and 11.57 inches in length and depth, ensuring a snug fit for your unit. Each pack contains one filter, boasting the reliability and quality expected from the Blueair brand. Originating from China, this filter media is an essential accessory for maintaining the performance and efficiency of your air purifier.