Floating tube is a necessary item for the long-distance swimming, Atunas special " floating tube with shark fin styled board" adds innovative style and functions out from the existing frame of the regular floating tubes. With the bright marble color being the base and the customized shark fin styled board can be re-wright/re-paint with white board marker makes the consumers express their thought and be more eye-catching in the water by using this extraordinary product. The material of this product includes part of the recycled EVA foam which has excellent buoyancy, makes the user be safe and secure when swimming. The unique design of grip handle makes the products easy to carry. On the two sides of the product, there is a hole to place bottle or slipper, and a box to keep the personal belongings let the multi-functional product be more convenient to use. This eco-friendly product can be a good expression of loving the one and only earth, and become a continuous sustainable cycle.