This Koalition California Classic Longboard Fin is their take on the classic dolphin fin. This versatile fin can be used in mid-length and longboards. The 8.5 inch makes for a great loose single fin, or a stable 2+1 when used with side bites.

Base 5.48 inches.
Depth 8.5 Inches.
Construction Fibreglass.

Koalition California Blue Rainbow Single Fin 8.5"