Excellent replacement For Pure 411 411+ Mini Applicable to Pure 411 411+ Mini Effectively capture ultra-thin air particles, including pollen, and pet dander. Good working conditions and easy installation Remove 99.97% of allergens and contaminants Capture odors and harmful toxins, such as paint evaporation, year-round cleaning and circulation, smooth oscillation Colour:White & Black Material:filter paper Package Contents: 3 * air purifier filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.