Varier Variable Balans, Original Kneeling Chair, Ergonomic Office Chair, 10-Year Limited Warranty, Designed by Peter Opsvik Black/Natur

Varier Gravity Balans Recliner and Kneeling Chair Designed by Peter Opsvik, Relax Into Weightlessness, 10-Year Limited Warranty, Black Revive Fabric with Natural Ash Base

Predawn Ergonomic Kneeling Chair,Rocking Knee Chair Upright Posture Chair for Home Office Meditation Wooden & Linen Cushion-Office Chair for Back Neck Pain Relief & Improving Posture (White Oak-Grey)

Varier Variable Plus, Kneeling Chair with Backrest, Ergonomic Office Chair, 10-Year Limited Warranty, Designed by Peter Opsvik, Black/Black

Ergonomic Office Kneeling Chair, Height Adjustable Stool with Thick Foam Cushions and Smooth Gliding Casters to Improve Posture and Relieve Pain, Multifunctional Design for Home and Office