So fast and responsive they're scary. Precision blend of hydrodynamics and materials technology for ultimate comfort, efficiency and performance. The Viper's Flexible Power Thrust Channel directs water off the tip of the blade for improved power and efficiency. The engineered channels and side rails direct water flow off the tips of the fin without allowing water to "spill" from the sides of the blade for uncompromising power and efficiency.

So fast and responsive they're scary

 -  Ideal for all diving and snorkeling skill levels
 -  Flexible Power Thrust Channel directs water off the tip of the blade for improved power and efficiency
 -  Free and Tech Free dive modes
 -  Power Vents reduce stress while accelerating water over the blade
 -  Oversized blade produces increased thrust and propulsion
 -  Generous yet streamlined foot pocket fits a wide range of boot styles while significantly reducing drag
 -  Extremely lightweight for increased performance and ease of travel
 -  Open Heel features easy adjust quick-release buckles

Size:

XS 5-7
SM 7-10
REG 10-12
XL 12