Completely new footpocket with two materials termo fused in a single process. Optimum power transmission foot-footpocket-blade due to its compact band on the instep that extends to the nerves.
Internal volumes recalibrated size to size. Self Adjusting Band on instep for autotune when using thick socks or to be a person with a high instep. High reactivity polypropylene blade with decreasing thickness of 4-2 mm. Perfect directionality.
Multipurpose fin valid for deep diving to long journeys.