Removable fin, with optimal energy transmission from foot-foot pocket-blade, due to its compact band over the instep that extends to the nerves, has internal volumes recalibrated size by size, with self-adjusting band technology , for a more comfortable fit of the foot.
Ithas a new, highly reactive polypropylene blade with a decreasing thickness from 4 to 2mm for a very progressive parabola and perfect steering . It is made from two materials thermo-fused in a single process.
