Setu Office Chair by Herman Miller - Official Retailer - With Arms - Slate Gray Frame - Slate Gray - 5-star base with standard carpet casters The newest ergonomic chair by Herman Miller Setu Chair is value-priced, lightweight multi-tasker Features a breakthrough Kinematic Spine that provides the perfect flex and strength The nautical shape of this chair holds the key to matching the bodys movement Comes with 5-star base with standard casters