Pro Force Fins Feature Force Fin's toes-free foot pocket that reduces cramping and leverages power from your strongest kicking muscles, for a most efficient kick. Easy to pack. Small, effective blade is the perfect size for turbulent free and fast movement of water.Easy to maneuver. Independently moving wing tips that let you fine tune your position with small foot and leg movements. Reduces chance of your kicking delicate marine life. Fin Blade: Polyurethane, Stiffness 92 / rebound 85 Fin Bouyancy: Negative 10% / They sink. Fin Sizes: Medium, Medium-Large, Large, X-Large, XX Large Fin Colors: Jet Black, Fin Straps: Elastic Bungie Heel Strap with Comfort Heel Pad Fin Accessories: Comfort Instep for a perfect fit, ultimate comfort and the versatility of wearing the fins with or without up to 1.5 mm booties Manufacturer's Warranty: 1-year limited

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