LTWHOME Washable PRE Motor filter for Dyson DC05 DC08 DC14 DC15 DYSON DC24 VACUUM CLEANER WASHABLE FILTER True HEPA rated - filters out 99.97% of airborne particles down to 0.3 microns. Change every 3 to 6 months Washable and ReusableDyson HEPA Post Filter Net weight: 90g/pc