Futures Fin SB1 Thermotech 3.5"


Thermotech fins come with the Futures Truss Base, making them lighter and stronger.

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Only 2 pieces in stock!

Lifetime Guarantee
  • Story

    Thermotech fins do not have the traditional plastic feel of a composite fin. Instead they have a consistent flex that creates drive and release through turns.

  • Details

    Side Fins
    - Area: 10.77
    - Height: 3.57
    - Base: 3.91
    - Foil: FLAT



Our Lifetime Guarantee

We make quality goods that we can stand behind. We test them in the wild to make sure they’ll be with you for the long haul.

If your new Ecologyst goods arrive and they’re not exactly what you expected, we’ll happily exchange, refund or offer store credit. We want you to love your gear and use it for a lifetime.

Keep it out of the landfill.
Snagged your sleeve? Lost a button? We offer a repair program to keep your gear going strong.

Reach our team at info@ecologyst.com and we’ll get you sorted.