C4 Umberto Pelizzari FBG - Fiberglass Blades Leaderfins The internal section features a

The internal section features a diameter of 20mm

By amplifying displacement velocity (or thrust) with less fin effort

Easy to read and understand icons for all major functions included dive depth

We only use Next Level blanks for our shirts to ensure comfort and great fit

- Used alone or over a black spearfishing suit

C4 Umberto Pelizzari FBG - Fiberglass Blades Leaderfins The internal section features aC4 250 Footpockets Sold Separately From the collaboration with Umberto Pelizzari, a global freediving icon, and backed by over thirty years of experience in designing high performance fins, the new FBG Umberto Pelizzari line is born. Entirely designed and manufactured by C4, these fins represent a perfect balance of technology, efficiency and accessibility. The FBG Umberto Pelizzari fins are made with 100% fiberglass blades, laminated using the same