ProGrid® Mesh Back Managers Chair with 3-Way Adjustable Arms, Ratchet Back, Seat Slider and Fabric Seat Breathable ProGrid® Back with Built-in Lumbar Support Black Fabric Padded Seat Height and Width Adjustable Arms with PU Pads One Touch Pneumatic Seat Height Adjustment Multi-Function Control with Forward Tilt and Seat Slider Nylon Base with Oversized Dual Wheel Carpet Casters Assembled Dimensions : 25.75"W x 24"D x 41.25"H Easy to assemble Pro-Line II™ Pro-Line II Black Office Chair