Perfect compatibility]:Widely compatible with HPA094, HPA100, HPA101, HPA104, HPA105, HA106, HPA3100, HPA5100, HPA5150 air purifier,Part No. HRF-ARVP100. [Superior Filtration Systems]: True HEPA System High Efficiency Activated Carbon Filter, H13 Grade True HEPA Filter. Works 99.97% of airborne particles as small as 0.3 Micrometres in size to attach, protecting your home from pet hair, pet dander and odors. [Valuable Package]: Replace your filter set every 6 months for optimal performance. [Easy Installation]: Easy to replace without tools Colour:white+black Material:non-woven fabric Package Contents: 4 x HEPA R Filter 8 x sponge 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.