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  • Sale!

    Kite Hydrofoils

    F4 is a pioneer in kite board racing hydrofoils. We continue to evolve our designs and compete at the highest
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  • Surf Foils

    After designing surf foils for several other brands F4 has put all that experience into this new design. The front
    5.00 out of 5
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  • Sale!

    Windsurf Hydrofoils

    F4 has designed the first windsurfing foils that were faster than conventional boards around the race course. This has led
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