Herman Miller Aeron Chair Highly Adjustable with PostureFit Lumbar Support and Black Leather Arms - Medium Size (B) Graphite Dark Frame, Classic Dark Carbon Pellicle Mesh Home Office Desk Task Chair - AE213AFBPJG1BB3D012109

• Highly adjustable model Aeron with Tilt Limiter and fully adjustable leather arms. Herman Miller's patented Kinemat tilt mechanism lets your neck, shoulders, hips, knees, and ankles pivot naturally. Unique breathable Pellicle suspension dissipates the body heat that builds up while you work, keeping you cool and comfortable, while providing unparralleled support The "waterfall" front edge of the seat takes the pressure off your thighs, so your blood keeps circulating, keeping you alert and focused The pioneering PostureFit mechanism supports the way your pelvis tilts naturally forward, so that your spine stays aligned and you avoid back pain 12-year Herman Miller warranty with Official Born-On-Date sticker.