Mesh high-back chair offers a mesh back and seat with plastic-coated steel frame. Upholstered headrest adjusts in height. Arms with polyurethane arm pads adjust in height and width. Functions include pneumatic seat-height adjustment, seat-glide mechanism, 360-degree swivel, tilt tension and synchronized knee tilt. High-back chair meets the CA117 fire-retardant standard.Mesh high-back chair offers a mesh back and seat with plastic-coated steel frame. Upholstered headrest adjusts in height. Arms with polyurethane arm pads adjust in height and width. Functions include pneumatic seat-height adjustment, seat-glide mechanism, 360-degree swivel, tilt tension and synchronized knee tilt. High-back chair meets the CA117 fire-retardant standard.