With a slim profile, the Jorge Pensi-designed Sona is perfect for an elegant conference room. The height-adjustable back provides lumbar support while the upholstered or knit back offers unsurpassed comfort and the pull-handle design makes for easy collaboration. Innovative ergonomics Back height adjustment 11 designer knit colors Jorge Pensi design Waterfall seat with molded foam cushion CAL 133 approved models 300 lb. weight capacity