The AAC 21 chair with an aluminium swivel base is part of the extensive About A Chair collection. Its distinctive curved shell is fully upholstered, with legs that fan out from the central base.

The cast aluminium swivel base is available in a polished or powder-coated finish. The inner recycled plastic shell is complemented by a rich selection of regular or quilted upholstery options. The wide selection of variants and design combinations gives this series a versatile character, ensuring the chair fits perfectly into corporate, public and private spaces.