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Speedo Biofuse technology for maximum comfort and fit
100% Silicone for excellent comfort
Strengthen leg muscles - added resistance increases the workload on your leg muscles which improves strength and endurance
Increase workout speed - Training Fins add extra propulsion to the stroke, which increases speed with minimum effort leaving you free to ingrain correct technique.
Develop ankle mobility - The increased surface created by the Training Fins forces ankle extension during kicking, which makes the kick more propulsive and efficient.
Unlock the Fury Fin potential. Training fins create increased resistance in the water, helping you to improve strength and endurance. Dual-Rails down the side of the fin give propulsion on the up and down beat of the kick, leaving you free to ingrain correct technique.