Performance Core Construction: Stiff, lightweight fin with a highly responsive tip flex; Length: 7.25 inches; Features a foiled bamboo core. Enhances the natural flex properties of wood; Carbon inserts in the base create a stiff foundation to effectively flex and store energy in the fin; This enables the board to perform under pressure during turns and nose riding; Set of 1; :: Unisex > Surf Accessories Size: one size.