Ergonomic herman miller desk chair model aaeron carbon size b

Specs as follows : - 8Z Pellicle (mesh) for zonal pressure distribution and aeration - PostureFit SL (back support) for adjustable sacral and lumbar support - New controls and intuitive adjustments for optimal comfort - Tilt limiter ( Back Lock)and forward tilt (seat angle adjustment) - Multifunctional arm (arm goes up and down arm pad slides front to back and pivots in and out) with vinyl armpads - Dark satin Carbon chassis with Dark Carbon base - Carbon pellicle (mesh) - Size B Medium Chair Size