Polymer Longblade- Open Heel

Freedive fins with open heel pockets that punch above their weight class.  Dive like a new species with these Longblade Fins. JBL Longblade Polymer Fins deliver outstanding performance at an unbeatable price.  Dive deeper and stay there longer.  These fins feature a best-in-class all-new polymer blade.  Much like our flagship Xcelerator Blade, they have a stiff foot base that becomes progressively flexible towards the tip.  The reinforced base adds further rigidity to critical areas.  This balance of stiffness and flex ensures that each kick translates to maximum thrust.  These superior qualities are the result of an exclusive polymer blend of nylon and carbon fiber.  Polymer blades are set at a 22-degree angle, following the natural geometry of the foot and leg. JBL open-heel foot pockets allow for a custom fit without skimping on comfort or kick efficiency.  This accomplishment is achieved by molding them from three different rubber densities.  The unique properties of each material