The World LM Upholstered Task Chair from Humanscale redefines ergonomic seating with its innovative tri-panel mesh backrest and weight-sensitive recline mechanism. This refined evolution of Niels' celebrated World chair eliminates traditional adjustment mechanisms, instead harnessing physics and body weight to create intuitive support. The chair's adjustable armrests move in concert with your body, providing consistent comfort throughout your workday. A sophisticated blend of minimalist design and engineering excellence, World One delivers premium ergonomic benefits in a cost-effective solution.