The H4 looks and surfs different to any other fin. Precision Swiss engineering matched with a highly evolved template provides an unprecedented level of control and predictability at high speeds.
The Hyperfreak F.U.Z.E. (Chest Zip) is constructed with super light TechnoButter 3 and TB3X neoprene. We added 0.5mm thicker material as a step-up from the HyperFreak Comp.