Core Industrial Black Polyurethane Medium Bench Height Chair with Round Tube Base is adjustable from 23-30.5 inches from the top of the seat to the floor and features manual back height and back depth adjustments, built in handle for ease of movement, 2-way adjustable arm rests, and black, powder-coated steel base with fixed foot ring with dual-wheel, self-braking, non-marring casters suitable for hard floors in chemical, soil, and puncture resistant polyurethane.