Get more out of your training with the Biofuse Fitness Fins. Our comfortable fitness fins feature stiff fin blades for maximum water resistance and a challenging workout for your lower body. They provide extra propulsion during your swim strokes, enhance ankle flexibility, and allow you to focus on your body posture or leg technique. Made from 100% silicone for excellent comfort.

Speedo Biofuse technology – for maximum comfort and fit.

Strengthening leg muscles: The additional resistance increases the demands on your leg muscles, leading to greater strength and endurance.

Increased training pace: Fitness fins add more propulsion to each swim stroke, which increases your speed with minimal effort and allows you to concentrate on proper technique.