Greenough 4A Longboard Fin 9" - Green Day Use Kelly's goal for this template

Kelly's goal for this template was to provide the best of both worlds - having just enough surface area to work in small

Keep in mind the 1mm thickness takes up a little more space inside your boots (and more space than our regular knit Heat Booster Socks)

Natural elements found in and near the ocean and lakes where he surfs often find themselves in his work

Simple and comfortable

but the signature graphic reeks of tropical bliss

Greenough 4A Longboard Fin 9" - Green Day Use Kelly's goal for this templateThe Greenough 4 A is not only the bread and butter of our collection, but its also been the most popular single fin worldwide for decadesand for good reasonits incredible functionality and versatility means itll work on just about anything. The man behind this revolutionary fin is George Greenough, whom the surf world is forever indebted to for his wave riding performance innovations beginning in the '60s. Greenough ultimately paved the way from