Classic FCS Fiber Glass Fins - Twin Colour:Grey 4‑level water‑repellent fabric + waterproof

4‑level water‑repellent fabric + waterproof zippers keep you dry in city showers or light trails

High-density waterproof Oxford shell and soft fleece lining lock in heat

Built to last: Abrasion-resistant materials pass 200

Park like a pro – Squeeze into spots a car could never go

Our heat‑bonded seamless construction reduces stitching for cleaner looks

Classic FCS Fiber Glass Fins - Twin Colour:Grey 4‑level water‑repellent fabric + waterproofResponsive fiberglass fins built for control and durability across all conditions. FCS box compatible for quick swaps Twin configurations available Reliable flex for smooth turns and maneuverability Durable construction withstands repeated use Balanced performance for speed and control