Item Weight 48 Pounds. Frame Material Alloy Steel. Seat Material Type Vinyl. Recommended Uses For Product. 28.3″D x 30.3″W x 41.14H. Herman Miller Aeron Size B Office Chair, Adjustable Arms, Rear Tilt Limiter, Lumbar Support Pad (Renewed). Graphite Frame Fully Adjustable Arms Pivoting Arms Vinyl Arm Pads Tilt Limiter Tension Control Height adjustment Lumbar Support Rear tilt lock. We offer the best prices around on high quality products. Our E-store includes media such as books, movies, music and games while offering electronics, toys, sporting apparel, clothing, tools, general home, garden items and more. We are always working hard to ensure your package arrives as soon as possible. We do not accept P. Please provide a physical address. We try our very best to make sure every customer is completely satisfied. If there’s a problem, message us! We’re happy to help.