Edge Flex Open Heel Fin Lightweight, high performance dual-composite fin blade for ultimate comfort, efficiency and performance. Featuring full-length power rails and a central flex channel. The Flex Open Heel Fin blade's Flexible Thrust Channel directs water off the tip of the blade for improved power and efficiency. Open heel foot pocket is held comfortable and secure with our unique, highly stretchable silicone heel strap. Ultimate Comfort, Efficiency and Performance Composite Material: Blend of Thermal Plastic Rubber (TPR) and Polypropylene Flexible Power Thrust Channels & Side Rails Blade Design Provides Uncompromising Power and Efficiency Blade Power Vents Reduce Stress while Accelerating Water Over the Blade Oversized Blade Design for Increased Thrust and Propulsion Foot Pocket Design Significantly Reduce Drag Easy On and Off Bungee style with Squeeze Style" Quick-Release Buckles Large Pull-Tab Holes in Straps for Grip
