ADJUSTABLE HEIGHT - The Adjustable Cushion On The Kneeling Desk Chair Ensures to Fit Any Height. Whether Youre Tall or Short, The Ergonomic Office Chair Will Provide Support for Sitting. Optimal Compatibility With Desks Ranging from 29 to 35 Inches. IMPROVE POSTURE - With NYPOT Knee Chair Office, Your Back Will Thank You. Keep an Upright Posture Effortlessly And Sit Correctly. The Kneeling Ergonomic Chair Allows You to Evenly Distribute The Weight on Your Hips and Legs. VERSATILE - The Kneeling Office Chair Or Ergo Kneeling Chair Ergonomic For Office Has A Rocking Ability That Will Shift The Pressure Point On Your Lower Back, Which Allows You To Concentrate Longer And Prevents You From Being Stuck In One Position. DISCLAIMER: Some Discomfort May Occur When First Using a Kneeling Chair. Pressure in the Shins or Back Can Happen If the Chair Isnt Properly Adjusted to Your Height or Doesnt Match Your Desk Height. Most Users Adapt With Gradual and Consistent Use. MULTIFUNCTIONAL