Futures surfboard fins * Material: Honeycomb with carbon * Size: Medium * Neutral template * Futures brand details * Colour: Yellow/Blue The Mayhem Medium Surfboard Fin is a thruster within the Neutral template category, created by famed shaper Matt Biolos. This template has an extended base that provides more drive through turns. It was designed with Lower Trestles’ high-performance canvas in mind. This set has a dynamic combination of stability and twang thanks to the carbon base and honeycomb tip.