Alera Etros Series Suspension Mesh Mid-back Synchro Tilt Chair, Supports Up To 275 Lbs, Black Seat-black Back, Black BaseMesh suspension seat and back provides firmness, breathability, and comfort. Adjustable lumbar support. Back reclines at 2 to 1 angle to the seat allowing user to recline while keeping seat relatively even with the floor. Adjustable arms offer optimal positioning. Five star base with casters. Recommended Applications: General Office & Task; Seat Color: Black; Back Color: Black; Color Family: Black.