Arena fins arena powerfin pro ii training fin pink advanced training fins engineered for faster kicks and greater power. Our pro powerfins are an advanced swimmer tool for developing kick power. Our innovative design has an inclined short blade for maximum forward thrust and frequent kicking. We engineered them for faster kicks and improved control. Customised for each foot, the open heel ensures optimal flexibility, motion and power. Take your lower body workout to the next level. Inclined short blade open heel design pvc-free silicone left-right specific fit maximum thrust 3 key features inclined blade for maximum thrust the short, inclined blade is precision-designed to generate maximum forward thrust with every kick. Its angle encourages a high kick tempo, making it ideal for speed and endurance sets. You build power without sacrificing stroke rate. Engineered for faster kicks arena engineered the powerfin pro ii specifically for faster kicks and improved control in the water. The blade length keeps your kick tight and productive rather than long and lazy. Consistent use translates directly into stronger, more efficient leg drive. Open heel, foot-specific fit customised for each foot, the open heel design ensures optimal flexibility, motion and power throughout your kick cycle. The silicone construction moulds closely to the foot for a secure, comfortable hold during intense training sessions. There is no right-foot fin on the left foot here, just a precise fit every ...