Leitz Ergo Active Wobble Cushion with Cover Dark Grey 65400089The Leitz Ergo Active Wobble Cushion helps reduce discomfort, fatigue and stiffness and improves circulation and relieves spinal pressure by creating micro movement to maintain balance. IGR certified ergonomic air balance chair cushion, compatible with any chair to maximise comfort at your workspace. Ergonomically designed Helps reduce discomfort, fatigue and stiffness Improves circulation and relieves spinal pressure by creating micro movement to