Finis Positive Drive Fins

Size: XS - 31/33 (UK 1-2), S - 34/35 (UK 2-3), M - 36/37 (UK 2.5-4.5), L - 38/40 (UK 5-6), XL - 41/43 (UK 7-9), XXL - 44/45 (UK 9.5-10.5). The size in the chart are Euro. Color: yellow, black.

The short and wide blade design also promotes a natural inward supination kick style for Backstroke, Butterfly, and Freestyle. The PDF’s use an ergonomic footpocket to comfortably place the feet in the ideal swimming position, and the heel strap to secure the fin, allowing the feet to flex more naturally. A closed-toe construction provides superior energy transfer from the leg to the foot. The PDF’s will increase leg strength, foot speed, and ankle flexibility for all four competitive swim strokes, making the fins great for training the Individual Medley event. Available in multiple sizes for a custom fit..

FINIS Positive Drive Fins features:

• ellipsoidal blade;
• generates correct propulsion in all kick styles;
• asymmetrical design;
• promotes a natural inward supination kick cycle;
• adjustable heel strap;
• creates a customized fit that secures fin and allows the feet to flex more naturally;
• versatile training;
• 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 power in your breaststroke kick;
• ergonomic footpocket;
• comfortably places feet in ideal swimming position;
• closed toe;
• provides superior energy transfer.