Hoover's WindTunnel + Cyclonic bagless HEPA upright vacuum combines patented Hoover WindTunnel technology for best carpet cleaning performance, with the benefits of cyclonic technology, such as lasting suction power and less filter maintenance. HEPA filtration traps 100% of dust mites, ragweed and common grass pollens. An automatic cord rewind retracts quickly and easily with the touch of a button. Multi-Surface Brush Roll Control allows you to safely and effectively vacuum carpeted and hard floor surfaces in your home.