Mares Razor Fin Insole SeaLife Sea Dragon Duo 5000F Set One size fits most with

One size fits most with a convenient hook and loop adjustment

Riffe Silent Hunter Pocket - Closed Heel Free Diving Fins

1Kg per fin

This is the gauge used on the Fill Checkers

Deploying a marker buoy from depth has its challenges

Mares Razor Fin Insole SeaLife Sea Dragon Duo 5000F Set One size fits most withRazor Fin Insole This pre shaped insole can reduce the fit of the Razor fin by one measure. Ideal for those who have difficulty finding smaller fins, or for people who want to use the liner with different thickness boots. You can cut along the lines on the back side of the insole in order to adjust its length. The length can be adapted to three different sizes. The package contains 5 items.