Height adjustment for optimum comfort, support and working position. Mesh backing keeps the user cool and comfortable. Thicker shoulder straps bring added comfort and support for increased productivity. Elasticated waist strap and wide cummerbund for perfect fit and greater support. 99.97% efficiency @0.3 micron. Kit includes: 5' Nuflex hose, s/s telescopic wand, Sidewinder 15" high productivity tool for carpet.