Swift and Responsive. The Full Foot Viper 2 Fins are prepared to boost all of your underwater escapades. Suitable for any expertise level—but still delivering top-notch performance and aesthetics like a top-tier model. The Viper 2 features a precise mix of hydrodynamics for ultimate comfort, efficiency, and performance. The Flexible Power Thrust Channel and improved channel rails direct water flow away from the fin tips, now delivering unparalleled power and efficiency at an excellent price point. But the upgrades don’t end there. New additions also encompass a sleek blade and revamped performance rails to give the Viper 2 a much-needed refresh. Also offered in Open Heel Design.