The aqua lung motion fins are comfortable with short blades and a low weight that makes kicking easier the foot pocket is ergonomic and fits comfortably around feet and grips them so they dont slip as you kick whats more there are hi grip rubber pads under the sole which give you grip and stability on slippery floors the hydro power channel helps improve the efficiency of your kicking by reducing areas of negative thrust and there are raised rubber ribs which allow water to be channelled a