Hybrid Twin Fin VolanWild Things Gallery Hybrid Twin Fin Volan. "The sweet spot between the drive and speed of a keel and the loose responsive feel of the pivot twin. The hybrid twin has medium area and a flat inside foil, perfect if youre looking to loosen up a traditional fish or to add some drive and speed to a fun shape or performance twin. It will also totally change the way your regular shortboard surfs! A keel fin fine tuned for performance surfing with glide and