The Obsidian chair is the true pioneer of the AKRacing Office chair series. With executive looks and top-quality materials, it is the right choice for your office be that a corporate setting or a home office. Carbon fiber pleather upholstery and chrome details make it a sleek choice for any setup. Adjustable seat and backrest, premium cold-cured foam cushioning, 3D armrests and headrest/lumbar support pillows offer comfort and support for the long hours of work. You can even stay up late for the overtime, taking advantage of the 180 degree recline functionFeatures-High-grade synthetic leather on front & back-Extended mechanism with lockable tilting positions.-Wide and flat seat.-Aluminum Base–Armrests adjustable in 4 directions 4D–Rocking and locking function–Class 4 gas spring up to 150kg weight capacity.