Roc N Soc Original Lunar Throne in Grey with Casters and Back.

Specifications:

• Gas shocks gives bounce to the seat for reduced back fatigue
• Free spinning seat reduces spinal strain from body twisting
• Easy to use gas lift for quick height adjustments
• Ergonomic seat designs help prevent leg fatigue
• 5-point base for extra stability available in three height ranges
• Optional foot-rings or casters provide added support and mobility
• Lunar series thrones are available in all seats sizes and colors
• Backrests are available for all models