Futures Pukas Twin+1 Set The Pukas Twin + 1 is designed by legendary craftsman and shaper Axel Lorentz. Built in solid fiberglass construction with a flexible tip area, it provides the perfect balance of control and speed for your modern performance twin fin. The set can be ridden as a traditional 2 pc twin, or add the small trailer fin for added stability. Side Fins Center Fin Area 19.88 6.17 Height 5.18 2.89 Base 5.22 3.09 Angle 5.5 Foil FLAT SYMM