Vinyl Medium Bench Height Chair and Round Tube Base is adjustable from 23.25-31 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, and black, powder-coated steel base with fixed foot ring and stationary, non-marring glides suitable for hard floors in antibacterial/antifungal Carbon Supernova Vinyl.