FCS II Album Twin Keel Performance Glass Twin Fins Koken Constructed entirely from 100% recycled

Constructed entirely from 100% recycled polyester ripstop

With PermaFrost™ polyurethane insulation and a ColdLock™ gasket

aligning with the core values of Patagonia and behindthepines

The versatile style makes it easy to pair them with various tops and accessories

durable and lightweight for the toughest adventures

FCS II Album Twin Keel Performance Glass Twin Fins Koken Constructed entirely from 100% recycledThe FCS II Album Twin Keel Performance Glass Twin Fins are designed for high performance twin fin surfing, offering a refined balance between classic keel speed and a more responsive, modern feel. Developed for contemporary keel twin models, this set narrows the gap between a traditional keel template and a performance twin template, making it a strong option for surfers who want drive, flow, and cleaner directional control. The template follows a