4 Pack 211+ Replacement Washable Pre-Filters for Blueair Blue Pure 211+

EFFECTIVE FILTRATION: Cabiclean 4 pack 211+ replacement pre-filter for Blueair Blue Pure 211 + air purifier, effectively prevents larger particles from reaching your main filter, extending its life and maintaining optimum filter performance for longer | EASY TO INSTALL: Simply remove the older and dirty fabric pre-filter and replace it. Vacuum the fabric or toss it in the washing machine whenever it needs cleaning. Dimensions: 0.5 x 6.2 x 7.5 inches | PIECES INCLUDED: Package includes 4 replacement pre-filter, 2 basic different colors: 2 PACK Lunar Rock and 2 PACK Diva Blue. Add a splash of color to your room | PREMIUM QUALITY BUT AFFORDABLE PRICE: We deliver high-quality and long-lasting replacements, allowing filter to last longer. They are an efficient investment. Replace or wash the pre-filter every 2-3 months to improve the performance of the air purifier | CUSTOMER SERVICE: We value customer service and satisfaction. If you have any problems with the filter fitting your air purifier, please contact us through our Amazon home page