* Futures brand * HS2 Generation Series surfboard fins * Size: Medium (145 lbs - 195 lbs) (65 kg - 85 kg) * Thruster fin set: 3 fins * Made of carbon and fiber glass layups * Speed generating category in the Futures Rider Scale If you're looking for a fin set that generates the speed you need when riding the waves, you must have the Futures HS2 Generation Series Surfboard Fins Thruster Set. This 3-set fin is ideal for medium-sized riders with body weight ranging from 145 lbs to 195 lbs (65 kg-85 kg).  The HS2 Generation Series is made of distinct carbon and fiberglass layups that is the perfect blend to give you all the speed necessary to create the maneuvers you like while still maintaining control. In the Future Ride Number Scale, the HS2 fins are rated at 8.3, which falls under the Speed Generating category, springy yet ideal for responsive surfing.