Made from natural rubber, the best fin material in the world. 36 month warranty!

BIO-FIN PRO XT

• 20° angled blade for a fin shape that works with the natural resting angles of ankle and knee - very low strain
• 100% rubber material for optimum weight and flexibility
• Up to 40% reduction in muscle fatigue, energy use, and air consumption; longest recorded bottom times during testing
• Increasing durometer to 75 rather than changing base material creates a stiffer blade that retains a high degree of the comfort and performance found in our original bio-fin pro.
• Increased control and added leverage for technical divers
• Works as well or better than paddle fins with any kicking style
• Foot pocket is open at the toe for added comfort
• Easy quick release system with finger loop for easy access
• Sizes: m, l, and xl (LL) Color: Charcoal Gray
• NATO/National Stock Number 4220-66-152-2668