Built to stand up to all-day use & well-suited for multi-shift settings, managerial mid-back chair offers high performance & comfort. 3 thick sculpted cushions, lumbar support, waterfall seat edge & wraparound back provide exceptional support, & an array of adjustments allows a customized fit. Functions include pneumatic seat-height adjustment from 16-1/4" to 20-1/4" high, back-height adjustment, 360-degree swivel, tilt, tilt tension & tilt lock. Arms adjust in height up to 10-9/13" & in width out to 19-3/8". Outer back is upholstered. Ultra-durable, acrylic / polyester fabric blend features stain-resistant protection. Executive high-back chair also offers a 25" diameter five-star base & dual-wheeled casters for stability & mobility. Weight capacity is 300 lb. Seat size is 19" wide x 20" deep. Usable seat depth is 18-1/4". Back measures 19" wide x 21-1/2" to 24-1/2" high. Chair is available in black frame only. "