Thanks to its molded foam upholstery, the cleanroom chair offers very good, ergonomic seating comfort and can reliably and safely dissipate personal charges to the conductive floor covering or floor mat. complies with cleanroom class 3 according to DIN EN ISO 14644-1 - closed construction of the seat and backrest cover - closed safety gas spring - 5-star base made of polished aluminum with 5 conductive, soft castors - seat height adjustment - adjustable backrest height - seat and dynamic backrest individually adjustable - high-quality moulded foam upholstery for perfect seating comfort - hard-wearing and conductive vinyl cover for seat and backrest in black - backrest with conductive plastic shell