Enhanced support to withstand use through multiple shifts. Stronger mechanism for heavy-duty 24/7 use allows back angle adjustment relative to seat, adjustable tilt (free floating or infinite locking positions) and forward tilt. Waterfall seat edge relieves pressure on legs. Padded slant T-arms are height- and width-adjustable for extra comfort. Durable fabric upholstery, impact-resistant molded black plastic shell and black steel five-star base with casters for easy mobility.