Summa by Humanscale is designed for executive spaces from boardrooms to corner offices. Summa combines an enveloping shape with sculpted materials for a harmonious design that brings luxury to each detail. A weight-compensating recline mechanism and integrated armrests provide comfort and support. The chair’s back is customizable with a wood shell, in three finishes, or an upholstery, in eight Kvadrat textiles or chrome-free leather. Summa’s frame comes in polished aluminum and features three caster options. Seat height range, 15.5” – 20.5”, full chair height range 36.25”-41.25”, 28” W, 25.5” D.