Snowboard Arbor Ethos 2018/19 Ladies Parameters System Rocker - rocker deflection, which is more pronounced in the middle of the board. On the toe and heel, the rocker is reduced for maximum performance at higher speeds, arc cutting and landing. Rocker delivers an easier start to the curve, better powder flow, and a smoother ride overall. Grip Tech - sidecut adds touch points under your feet, ensuring a more ergonomic way of adhering to snow when it's