The world of surf fins is exciting and although it may seem expensive, the materials and technology used behind it are great. Also, think that by changing your set of fins you will have a totally different surfboard. Your choice depends on your weight, type of board and surfing style: More power, more carving, more speed, drive... There are fins for singles, longboards, twi fins and tri fins, invented by Simon Anderson, what are fins? more conventional surf fins. There are also surf fins for quads, stabilizers and signature series. If you need help tell us and we will gladly advise you.