C4 Carbon - Insole for footpcokets Size:41/42-42/43 Monitor breathing patterns during the

Monitor breathing patterns during the day and night for additional wellness insights

Freediving training needs a stable surface point

but the toe area needs a little more security or protection

Druckknopf (manuell)

C4 Carbon - Insole for footpcokets Size:41/42-42/43 Monitor breathing patterns during theC4 Carbon Ergonomic fin insoles C4 insoles have been designed specifically for diving. The design and materials used are specific for the use in diving fin shoes. C4 insoles are available in 3 sizes that can be used in footpockets from size 38 to 45, thanks to the possibility of being cut to size on pre existing cutting lines. ERGONOMIC FIN INSOLES Thanks to their anatomical shape, C4 insoles increase the comfort inside the fin shoe pockets which,