Fangrui Product Details [application] The Filter Accessories Are Only For Purezone Air Purifier, To Other Models. Please Confirm Your Machine Model Before Purchase. [hepa Filtration] Activated Carbon Pre-filter Combined With H13 Level Hepa Filter 2-in-1 Can Isolate 99. Of Dust, Pet Hair, Smoke, And Household Odors As Small As 0.3 Micrometers. [warm Tip] Washing The Filter May Cause The Transformation Of The Hepa Filter. Its Recommended To Wipe The With Wet Tissue, Then Reuse It After Fully Dry. Please Note:the Physical Slightly Color Difference Or Difference, Does Not Affect The Use, Please Do Not Mind, Thank You! Colour:as Shown Material:plastic Package Contents: 2 * 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.