SALE Bio Fin Pro XT w/ Rubber (Display)

Features

Using a compound that is up about 15% higher hardness compared with original Bio Fin Pro improves the kick feeling and instantaneous force against the foot . Propulsive efficiency for the overall input power will fall slightly from bio-fin pro but the difference is very slight.

• Blade at 20º angle reduces strain on joints

• Easy finning for all levels of fitness

• Effortless power without muscle cramping

• Increased maximum speed, reduced fatigue

• Up to 40% reduced muscle fatigue, energy output and air consumption; longest recorded bottom times in testing

• Open toe for additional comfort

• Manufactured In Japan

SIZE CHART Actual fit may vary. Recommendation based on use of 5 mm boot with average sole. If you are in between sizes and have a wider foot or thicker soled boot we recommend selecting the larger size. If you have a narrow foot or thinner boot we recommend selecting the smaller size. Weight per pair, varies slightly with color and strap.