LIGHT AIR is our multi-functional all-water series, everyone can enjoy its fun: stable, flexible, durable and easy to carry. Its full-water shape design allows it to be used in rivers, lakes, and oceans, and you can even do Yoga on it. All models use only RDS reinforced double-layer structure, and have a third/second edge layer to enhance its rigidity and durability. The additional side fins provide better tracking and make the stroke easy. It is indeed a multi functional board no matter you are into leisure travel, family fun, sports exercise, intense training, or adventure.