aqua bound sting ray carbon 2-piece kayak paddle aqua bound aqua-bound sting ray carbon 2-piece kayak paddle - the aqua-bound sting ray carbon 2-piece kayak paddle will lighten your day, not your standards. a popular blade style for responsive paddling and all-around efficiency, the sting ray features a one hundred percent carbon shaft and carbon-reinforced blades for superior performance with low swing weight.