F4 Thermotech Tri Fins 9' FCS Protect Leash will protect

FCS Protect Leash will protect you against the strength of big waves

yet more lively in softer surf when compared to the Techflex version

Enriched with the emollient power of Castor Oil and Sunflower Oil

a 1/3 thinner stringer

for retaining speed and spice through turns

F4 Thermotech Tri Fins 9' FCS Protect Leash will protectThe F4 Thermotech from Futures is a small sized thruster that does not have the traditional plastic feel of a composite fin. Instead, they have a consistent flex that creates drive and release through turns. Features Template Category Neutral (balanced, all around) Construction Thermotech Size Small (47 70 kgs)