Need safety backup fin power for windsurfing, kiteboarding, surf skiing, kayaking etc.? + Wear shinfin™ leg fins whilst using your craft. + Swim back to your craft easier. + Swim back to shore easier. + Feet still fit in foot straps. + Use with surf skis, kayaks & canoes. + Feet free to stand. + Use with windsurfers, kiteboards & stand up paddle boards. + Easy to pack in an emergency bag. + Lightweight & strong. + Less cumbersome than regular flippers. + More safety, more fun.