Strata’s ergonomic design and sleek look make it a great choice for all managerial and executive applications. High-quality mesh molds to every users back for better lumbar support. Air grid mesh covered seat available with high resilient molded foam. Available with A8 and A9 height adjustable arms or upgrade to A6 and A7 multi-adjustable arms featuring Ura-soft arm pads that swivel, pivot and slide forward and back. A16 fixed conference arms also available. Adjustable lumbar support with both depth and height adjustment standard.