COMPATIBLE WITH for HZ3002 HZ3000 Stratos Ultralight Corded Stick Vacuum, Replace part XFFKHZ3000 XHFHZ3000. HEPA filter captures 99.97% of airborne particles as small as 0.3 Micrometres.If you have very high air quality requirements, HZ3002 Filters can help you. Washable and Reusable.Clean filter every 2-4 weeks,or loss of suction may occur.Use after completely dry. In order to maintain the working efficiency of the machine, it is recommended to replace the HZ3002 filter every three months. Hours depending on work environment and frequency. HZ3002 Replacement Filters Contains 2 Pack HEPA Filter and 4 Pack Foam and 4 Pack Flet Filter Kit.Easy to install and replace without using any tools. Colour:black+white Material:Plastic + cotton Package Contents: 2 x HEPA Filter 4 x Foam filter cotton 1 x Cleaning Brush 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.