The Positive Drive Fins (PDF’s) use a unique ellipsoidal blade to generate correct propulsion in all four swim strokes. The asymmetrical blade design allows the swimmer to build power while promoting a natural inward supination kick style for butterfly, backstroke and freestyle.
ERGONOMIC FOOT POCKET
Comfortably places feet in an ideal swimming position
ELLIPSOIDAL BLADE
Generates correct propulsion in all kick styles
ASYMMETRICAL DESIGN
Promotes a natural inward supination kick cycle
ADJUSTABLE HEEL STRAPS
Creates a customized fit that secures fin and allows feet to flex more naturally
CLOSED TOE DESIGN
Provides superior energy transfer
ALL FOUR SWIM STROKES
Increases leg strength, foot speed and ankle flexibility for all four competitive swim strokes; great for training the individual medley event
BREASTSTROKE COMPATIBLE
Safely build a powerful breaststroke kick