Gray Polyurethane Serpent Standing Height Sit-Stand is adjustable from 22.5-32 inches from the top of the seat to the floor and features ergonomic adjustments such as seat height, handle for ease of movement, and locking seat tilt, black nylon adjustable foot ring, and black, nylon-reinforced fiberglass base with stationary, non-marring glides suitable hard floors in chemical, soil, and puncture resistant polyurethane.