F4 Foils

F4 Foils

F4 Foils are designed and manufactured near in San Francisco, California from carbon prepreg materials. F4 builds some of the strongest and lightest foils on the market today. F4 Foils have been developed and influenced by the top riders in the world

Kite Foils – proven success on the race course, the F4 Foil is fast and stable
F4 Fins

F4 Fins

F4 manufactures high performance fins for windsurf slalom and formula racing

Formula Fins – The F4 GTE is a race proven high performance fin. This fin can be
customized to lengths from 50 to 80cm and comes in flexes from XXXS, XXS, XS, and S.

Our Riders


F4 Dog Forrest
F4 Dog Forrest
Colin Ernst
Colin Ernst
Daniela Moroz
Daniela Moroz
Erica Heineken
Erica Heineken
Adam Koch
Adam Koch
Chip Wasson
Chip Wasson

LATEST NEWS

Chip Wasson Wins 2015 SF Classic

The 2015 SF Classic did not disappoint! The wind started out a mild 15-20, but then ramped up to 25+ making
17 Jul 2015


F4 Annouces v4

F4 continues to evolve the design of the kitefoil with new fuselage and wing mounting design. This design enables angle
17 Jul 2015


The Kite Foil Gold Cup Comes to San Francisco

F4 is a proud sponsor of the Kite Foil Gold Cup, staring this week in San Francisco. This event is
17 Jul 2015


F4 Announces Windsurf Hydrofoils

F4 has been developing hydrofoils for windsurf boards over the last year and recently went into production. The new windsurf
17 Jul 2015