Breathable mesh back and generously-proportioned seat cushion with stain-resistant polyester upholstery. Easy-to-use controls deliver a customized fit. Synchro-tilt allows back to recline at a 2-to-1 ratio to seat angle. Five-star base with casters for mobility. Recommended Applications: General Office & Task; Seat/Back Color: Black; Arms Included: No; Pneumatic Seat Height Adjustment: Yes.