Flying Diamonds TJ Edge Sides - Futures/Clear Size:SML/3.75" FCS II Compatibility Infills are

FCS II Compatibility Infills are designed to fill the gap between the front tab of the original (dual tab) FCS fin and the front of the FCSII plug front slot

Not suitable for total submersion

Repel the sun and heat with the Ocean and Earth Wax Fridge

The tail has been widened for small wave glide

Flying Diamonds TJ Edge Sides - Futures/Clear Size:SML/3.75" FCS II Compatibility Infills areHaving spent the past 20 years on the World Longboard Tour riding and perfecting these fins, I wanted to create one set of side fins that would handle any condition and work in every board. Then we wanted to take that one step further and do something nobody else in longboarding does, size them for your build and the type of waves you surf! The Edge side fins are just that, designed to give you a balance of speed and versatility in every condition.