BizChair Mid-Back Black Fabric Multifunction Swivel Ergonomic Task Office Chair with Pillow Top Cushioning

BizChair Mid-Back Black Fabric Multifunction Swivel Ergonomic Task Office Chair with Pillow Top Cushioning Contemporary Task Office Chair with Triple Paddle Control Mechanism Black Fabric Upholstery Mid-Back Design with Pillow Top Cushioning Back Height Adjustment Knob positions the lumbar support to reduce back pain, adjusts 2.75" up and down Infinite-Locking Back Angle Adjustment helps reduce disc pressure by changing the angle of your torso 2-to-1 Synchro Tilt Adjustment tilts the back and seat in unison for a comfortable seating position Tilt Tension Adjustment Knob adjusts the chair's backward tilt resistance Waterfall Seat reduces pressure on your legs Pneumatic Seat Height Adjustment with 360 Degree Swivel Seat 5-Star Nylon Base with Dual-Wheel Casters PRODUCT MEASUREMENTS: Overall Size: 19.75"W x 25.75"D x 35-41"H; Seat Size: 19.75"W x 18.25"D x 18.25-21.5"H; Back Size: 19.5"W x 18-20.75"H