🌊 Your Ultimate Surf Companion — Tools Built by Surfers, for Surfers

Fin Selection Guide

Find the right fin setup for your board type, wave conditions, and surfing style.

🪼 Calculator
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💡 How It Works

Thruster (3-fin) is the most versatile and standard for shortboards. Twin-fins are faster and looser but less holdy in large surf. Quads offer speed with more hold than twins. Longboard setups prioritize trimming and noseriding with larger pivot fins. Match fin size to your weight and wave conditions.