ProTeam's GoFit Series includes a 6 qt. PLUS version. Like the small and larger quart options, this medium-sized tool is comfortable while providing maximum floor cleaning productivity and efficiency. Since ergonomics are crucial for experiencing comfort, the GoFit 6 qt. PLUS features a 4-step FlexFit articulating harness. Inspired by top-rated backpacks beloved by hikers worldwide is designed to rest comfortably on the user's hips for hours of wear. Additionally, the FlexFit harness's purple numbered touchpoints provide a customized, quick-adjust fit that doesn't require tools. And, with more freedom to move because of its close-fitting profile, you'll bump into fewer objects as you work. The ProLevel Filtration System with HEPA Media helps reduce allergens and asthma triggers found in the indoor environment and captures 99.82% at 0.3-5 microns per ASTM F3150.