🆕 Edge Silicone Swim Fins, XL

The Edge fins are the ultimate speed training fins, engineered to do it all. Through extensive testing at the FINIS Stroke Lab, the Edge fins were designed to optimize training without interrupting a natural kick cycle or compromising on comfort. The combination of 100% silicone and trademarked Smart Fin Technology reinforces a proper kick at high speeds, builds cardiovascular endurance and activates key muscle groups for a propulsive up-kick. Model: 2.35.050.07_XL. See Size Chart, Muscle building swim Fins. Easy to put on in water. not otherwise FEATURES 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 chafing; 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