Blue Ridge Ergonomics™ Polypropylene Shell Chair, Desk Height w/ Casters, Black

Blue Ridge Ergonomics™ Black Polypropylene Desk Height Shell Chair is adjustable from 16-21 inches from the top of the seat to the floor and features seat height adjustment and black, nylon-reinforced fiberglass base with dual-wheel, self-braking, non-marring casters suitable for hard floors in heavy-duty polypropylene plastic.