Compatible for -H133 MetaAir True HEPA Purifier only, Part number -H133-RF. Does not fit -H134, -H135 or other modelsPre-Filter traps larger contaminants like hair, dust, pet fur, lint and more; Activated Carbon Filter absorbs household odors from pets, cooking, smoking and harmful VOC'sTrue HEPA Filter captures 99.97% of airborne particles down to 0.3 Micrometres in sizeEasy to replace and disposable, no tools required. Replace filters every 6-8 months for optimal performance.Colour:black+whiteMaterial:plasticPackage Contents:1 x hepa filter1 x clean brushOnly the above package content, other products are not included.Note: Light 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.