The 4.0 is our step-up Grom/Manchild fin: just what a grom on the grow needs. These fins are super responsive, the dimples combined with extra base give insane drive with the slightest push on the pedal. The reduced area at the tip allows for slick relea
3DFINS are currently working on several other technically advanced innovations. These will have the potential to completely redefine what is considered "cutting edge" performance surfing. And redefine what we know about surfboard fins. 3DFINS is based