Calculate surfboard volume to paddler weight ratio (liters/kg). Beginners: 0.9-1.0 L/kg; intermediate: 0.6-0.75 L/kg; advanced: 0.35-0.55 L/kg; elite: 0.25-0.4 L/kg.
Use the full interactive calculator below, or
Kayak Sizing
Specialist Sports & Biomechanics
Wetsuit Temperature Guide
Swim DPS Efficiency