High performance "split fin" technology. The Velocity duo's high performance is achieved by combining patented Nature's Wing technology with state-of-the-art materials. 
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Small and light weight, yet extremely efficient. The Velocity Full Foot Fins feature our unique Power Enhancing Vents (PEV’s) for reduced leg stress and increased velocity. Weighing in at only 2.5 pounds per pair, the Velocity Full Foot fins are the ideal 
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Follow the Leader. The Velocity X3 accelerates with lightning speed as water comes into contact with the textured blade. Faster and more efficient, the Velocity X3 maintains comfort and control while enabling you to exert less effort, stress and strain wi 
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Cutting edge materials and design technology. Speed, comfort, and maneuverability; you can have it all with the Velocity XP. The XP combines the patented design concepts divers have come to expect from AERIS with a new mix of materials that enhance perfor 
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•X-Stretch full foot pocket stretches up two sizes 
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•X-Stretch full foot pocket stretches up two sizes 
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When using the standard, traditional blade fin, with the leg completely extended, there remains an angle of 27 degrees between the heel and the foot and the calf of the leg, causing a 10% loss of propulsion. Because the fin is angled below the body, durin 
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The FF-9 X-Pert Zoom full foot fins combine Propeller-fin technology and the TUSA’s multi-flex blade system. The FF-9 provides more speed and power with less effort and fatigue than traditional paddle blade full-foot fins. The FF-9 is a super thin, lightw 
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TUSA's Angled Blade Design: When using the standard traditional blade fin, with the leg completely extended, there remains an angle of 27 degrees between the heel and the foot and the calf of the leg, causing a 10% loss of propulsion. Because the fin is  
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