SPEEDO switchblade fins (size S)

🏊🏻‍♂️🏊‍♀️This innovative swim fin offers a whole new angle on training. It's engineered with a unique 10 blade angle to provide maximum stability and engagement throughout the kick cycle. This allows you to dramatically increase your kick cadence without sacrificing technique. Engineered with a unique blade angle to provide maximum stability and engagement throughout the kick cycle. Allows you to dramatically increase your kick cadence without sacrificing technique. Angled blade maximizes down kick segment, maximizing propulsion. Extended foot pocket allows for ultimate comfort. Midfoot flex points help eliminate cramping. Sculpted side rails engage hip rotation and downkick drive. Size chart is in images. Like new condition, used a couple of times and grew out of them.