The Senator® Nuvo chair takes timeless design and comfort to a new level. It is the latest addition to the Senator® Collection for conference rooms, meeting spaces, executive offices, and general work areas. Specifications: Standard Features: Pneumatic height adjustment Back tilt locking mechanism Back tilt tension control Carpet casters Black five-star base Optional Features: Hard floor casters Glides Polished Aluminum five-star base Design: Nienkämper