Vinyl High Bench Height Chair with Medium Back is adjustable from 25-34.5 inches from the top of the seat to the floor and features ergonomic adjustments including seat height and locking back tilt, 6-way adjustable arm rests, chrome adjustable foot ring, and black, nylon-reinforced fiberglass base with dual-wheel, self-braking, non-marring casters suitable for hard floors in antibacterial/antifungal Sterling Supernova Vinyl.