1、PREMIUM MATERIAL: The ceiling fan blades filters are made of nature, odorless, non polluting coconut carbon material, designed to effectively purify the air you breathe at home, office and work. 2、EASY TO INSTALL: The activated charcoal ceiling fan filters are easy to use, simply remove the tape backing and attach to the opposite blades of the ceiling fan. Each filter can be loaded for up to three months, depending on how many unwanted air particles are in your home. 3、HOW IT WORKS: As the fan blades rotate, the pressure differential causes the filter pads attached to the blades to catch and neutralize pollutants, including pollen, pet dander, smoke, odors and dust particles. 4、WIDELY USED: You can use them extensively on 3, 4, and 5 blades ceiling fans as needed. Improve air quality in every room with activated charcoal ceiling fan filters without having to buy multiple air purification units. 5、EFFECTIVELY CLEAN AIR: The ceiling fan blades filters are made of high fiber, high density, multi layer thick air filtering cotton, which improves the ability to filter pollutants and continues to adsorb indoor air pollutants for a long period of time. Item Type: Ceiling Fan Blades Filters Material: Coconut Carbon Fiber Weight: Approx. 65g/2.3oz Size: Approx. 24.9x9cm / 9.8x3.54in 5 x Ceiling Fan Blades Filters