Speedo Swim Training Switchblade Fin, Black/Red, L - M 9-10 W 11-12 US

Speedo unisex adult Swim Training Switchblade Fin, Black/Red, L - Men s Shoe size 9-10 Women Shoe 11-12 US

• This innovative rubber fin offers a whole new angle on training
• Engineered with a unique 10º 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