Futures Surf Accessories - Futures Triangle Cut... As our favorite all around fin in the quiver, we have expanded the Triangle series to handle the smaller paddlers fin needs. With a perfect balance between fin depth and surface area, this fin provides maximum stability and paddling efficiency in any water condition. Whether you are racing the open ocean, exploring a sea cave or paddling with friends, this fin series is designed to make time on the water an enjoyable experience. AREA: 53