JS Hydroglass Quad Rear Fin Set Surfboard Fin Size:L-XL Textured organic cotton with just

Textured organic cotton with just the right amount of elastane

partially elasticized cuffs are patterned for minimal water absorption and seal in warmth

Tradie approved secure key stash

Firewire's super effective parabolic rail construction

JS Hydroglass Quad Rear Fin Set Surfboard Fin Size:L-XL Textured organic cotton with justHydroglass Fins JS' HydroGlass fins are made with polyester resin and 34 layers of glass. This construction is great for generating speed and providing drive. The consistent flex allows for smooth rail to rail surfing during turns without losing speed. HydroGlass fins are built in partnership with FCS and MFC Hawaii who have devoted more than 30 years now to creating the best fins possible, by innovating at every stage of construction. They tirelessly