[black (black 19-3911tcx)]

[cobalt blue]

[blue]

The ff-23 is a full version of the foot sf-22 SOLLA. The forcelst technology makes sure it is turned on. Unmatched performance and efficiency with a traditional blade FIN The fins are manufactured using a proprietary TPE compound that is positioned with precision and advanced blades and foot pocket construction. Foceelast has excellent propulsion power, efficiency and speed with moderate power input. For customers who have SOLLA function toza patented with forcelst technology 20? Using an angled blade design (a.b.d., it has an optimal 3-channel crescent shaped blade reinforced side-rails and vents, and soft anatomical pockets on the foot. Standard flat fins are obstacles designed by propulsion only. Legs expand as the legs rotate, kick angle heel between feet and calf. This angle will lose about 10% propulsion power. The angled blade design ensures these anatomical properties and the overall efficiency of the butterfly cycle. SOLLA shoe fins all 5 sizes XSXL are available in three colors: black, blue and yellow. FIN K Blade length is 23-6/10" XS to 27-2/10" XL (59.9 69 cm). 36 month limited **if subject to fins.