FINIS Edge Fins - High-Quality Swimming Fins for Men and Women - 100% Silicone Swim Fins to Improve Form and Strength - Swim Flippers for Pool Accessories - XXL (Male 13-5/Female 14-15)

The Edge fins are designed to improve technique and give your legs a real workout. It takes power to push these fins through the water, which results in building strength and endurance. The side rails on the fin activate your hips and quadriceps – enforcing a proper kick that starts at your hips and not your knees. This motion is great for glute and hamstring development. Made of 100% silicone, Edge fins will mold to your feet over time, like breaking in a new pair of shoes.

• Get a Great Workout Swim: Designed to be worn during aerobic and anaerobic training to increase your endurance and speed; Catches water on the up-kick, activating hamstrings and glutes
• Technique Focused Side Rails: Activate your hips and quadriceps, enforcing a proper kick that starts at your hips and not your knees
• Teaching Tool: Training aid for swimmers of all levels to support and improve their kick
• Proprietary Blade Angle: Flippers designed to feel like a natural extension of the foot
• Comfort Fit: Open toe design allows for a snug fit and prevents chaffing; Flexible, durable silicone starts conforming to your feet after a few wears; Check the size chart before purchasing; Size up if you are between sizes or have wide feet