The ergonomic high back mesh chair features a stylish design with a multi adjustable lumbar function and soft padded height adjustable armrests for comfortable sitbreathable seat padmulti adjustable lumbar functionsoft padded height adjustable armrestsmulti adjustable headrestweight tension controlgas lift height adjustmentcertified to bs en 5459 level 224 hour certifieddimensionsseat width 530mmseat depth 500mmback width 530mmback height 850mm seat height 460 540mm