Introducing the Powerfin Pro II – Limited Edition Colors The Powerfin Pro II is perfect for the competitive swimmer looking to make the most out of their training. This fin was designed to specifically target the leg muscles in each phase of the kick. Just like its predecessor, the Powerfin Pro, the second iteration is a must-have in any serious athlete’s mesh bag. Once these limited colors sell out, they won’t return, so secure yours while supplies last. Powerfin Pro II Features: Short blade provides maximum forward thrust Open heel allows for complete range of motion in ankles Extra soft silicone construction ensures comfort while training Notches and side grooves provide additional control with each kick Left and right fins are individually shaped for a perfect fit The Powerfin Pro II is PVC free.