H&L Office High Back Black & White Bonded Leather Executive/Managerial Ergonomic Computer Desk Swivel Office Chair with Flip-up ArmRest High Back PU Leather with Dual Color (Black and White) 360 degree swivel rotation with Dual Wheel -Casters for easy Gliding over any floor surface. H&L Chairs are designed in a way that allows modification to accommodate individual requirements of different office users by giving additional features of Flip-up arm rest which makes the user more comfortable during work hours especially when working with computer to close position to the desk or the conference table. Ergonomically enhanced for lumbar support and individual positioning at any keyboard or desk with pneumatic 18" - 21" height, tilt lock and tension control adjustments. Dual Wheel -Casters for easy Gliding over any floor surface. Dimension : 27" x 25" x 48" (L X W X H)