Finis Positive Drive swimming fins

Finally, a training fin for every stroke! The FINIS Positive Drive Fins use a unique ellipsoidal blade to generate correct propulsion in butterfly, backstroke, and freestyle. Thanks to their asymmetrical design and adjustable heel strap, they are one of the only fins that let you safely build power in your breaststroke kick. This versatile tool increases leg strength, foot speed, and ankle flexibility across all strokes, making it perfect for IM training. An ergonomic, closed-toe footpocket provides a secure, comfortable fit for superior energy transfer