Vinyl Medium Bench Height Chair with Medium Back is adjustable from 21-28.25 inches from the top of the seat to the floor and features ergonomic adjustments including seat height and locking back tilt, locking seat tilt, black nylon adjustable foot ring, and black, nylon-reinforced fiberglass base with dual-wheel, self-braking, non-marring casters suitable for hard floors in antibacterial/antifungal Marine Blue Supernova Vinyl.