Blue Ridge Ergonomics HPDHCH-RT-T0-A0-RG-GRY Newport Industrial Gray Polyurethane Desk Height Chair with Round Tube Base is adjustable from 19.5-24.5 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, and black, powder-coated steel base with fixed foot ring with stationary, non-marring glides suitable for hard floors in chemical, soil, and puncture resistant polyurethane.