Serious surfers, check this out - the FCS SharpEye PC Tri-Fin Set in Medium is what happens when you collaborate with world-class surfers and shapers to create fins that actually perform. These aren't your average off-the-shelf fins; they're engineered for responsive control and solid drive through turns. The SharpEye design gives you that perfect balance of hold and release, so you can really push your turns without washing out. Made with PC (performance core) construction that provides the ideal flex pattern for most conditions - not too stiff, not too loose. The medium size works great for average to good surfers looking to step up their game across a variety of wave conditions. FCS is pretty much the gold standard in surfboard fins, and for good reason - their attention to detail and performance tuning is next level. Whether you're riding beach breaks, point breaks, or just want a reliable all-around fin set that won't let you down, these deliver consistent performance session after session. The FCS2 tab system makes installation super quick and secure too - no tools needed, just click and go. If you're tired of fins that feel vague or unresponsive, upgrading to these will make you wonder why you waited so long.