This Vax Mach 3 upright vacuum is bagless and features HEPA and anti bacterial filtration, ideal for allergy sufferers. The Mach 3 Allergy uses no loss of suction technology meaning it will clean as good as the first time, everytime. It is also backed by a 6 year guarantee for peace of mind. On-board tools and a turbo brush is supplied for those tough spots that require cleaning.