Hang tough with the TaskMaster Economy Workbench Chair. With a 15 year warranty, it offers a 5-star, nylon base, 3-piece telescoping dust cover and high-impact nylon glides. Includes 20" dia. chrome-plated foot ring. Contoured, over-sized seat design, backrest tilt and height adjustments make these chairs adaptable to your exact height and job requirements. All chairs swivel 360º. Backrest has ergo knob adjustment controls for 3" backrest depth and 3" backrest height. Seat cushion depth 2" and features a black microcellular, self-skinning polyurethane foam seat and back. Assembly required.