The Chemistry "Collab 2" thruster is a template for the high- performance surfer who wants drive and the right amount of release. It has a balanced template—great for shredding beach breaks with tight pockets. With its wide base, smooth rake, and medium-sized tip, the Collab 2 goes well in all types of surf. Balanced fin that's great for shredding beach breaks with tight pockets. Compatibility: Compatible with Futures fin system. Construction: Honeycomb Flex: Medium