The NikeLab ACG 3-in-1 System Men's Coat features two jackets in one for three ways to insulate against tough winter conditions. The outer 3-layer Gore-Tex ® shell offers wind-and-water protection, plus interior carrying straps for off-shoulder wearing. The detachable, internal bomber jacket is Primaloft-insulated and designed to be worn on its own or with the outer shell. Learn more at