Description:Product Feature: This uniquely designed posture chair can replace any traditional chair, with the added plus of health benefits you can actually feel.It is not just a chair for back pain but is a perfect chair for meditation and office.Seat cushion angled at a comfortable 90 degree, functional design that promotes better posture and more comfort.Will keep your back at an upright position, distributing your weight. evenly throughout your buttocks and legs, all while keeping your spine aligned.It comes equip with four braker wheels so it can easily be maneuvered throughout your home or office.Turning itself into a reading chair, meditation chair, or typing chair.Adjust the chair to a size that fits your personal needs from 21 inches to 31 inches and can hold up to 250 lbs.Product Specification:Material: Iron, Foam, Synthetic LeatherColor: BlackAdjustable Height: 21-31inchesWeight Capacity: up to 250 lbsPackage Content: 1 x Kneeling Chair, 4 x Casters, 1 x Screw SetNote: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures, but not the same performance on different bodies as on the model. Thank you!