The World'S First Single Lever Control Mechanism(SLCM) More functions using fewer buttons to operate your multifunctional chair simply and intuitively. Pulling up for seat height adjustment.Pushing forward for seat slide adjustment.Pulling backward for backrest tilt angle adjustment.Neutral position to lock the above functions.
		The World'S First 3D Dynamic Lumbar Support(3D AFLS) The 3D dynamic lumbar support automatically adjusts to provide the correct sitting position.
		4 Position Adjustable Backrest   The 3-5 vertebras are supported for the optimum ergonomic working position and the elasticity of the mesh fabric provides full support to the lumbar region.
		4D Armrest Armrest is height,angle,width backward / forward adjustable to provide the best support for your arm.