Newport industrial gray polyurethane desk height chair is adjustable from 17.25-22.5 inches from the top of the seat to the floor and features ergonomic adjustments including seat height and locking back tilt, built-in handle for ease of movement, adjustable armrests, and black, nylon-reinforced fiberglass base with dual-wheel, self-braking, non-marring casters suitable for hard floors in chemical, soil, and puncture resistant polyurethane.