All our products are totally customisable by chosing among any Carbon/black aramid fiber, skin and grid. Shown data represent recommendations provided according to our experience and fibers technical features. pe Type: Available skins: Visit the products page on our website Internal taffeta white Internal Structural Skin black Film on film Carbon/black aramid Suggested grid: Available fibers: Our suggestions: film on film (mylar) internal/external taffeta Structural Skin black/yellow Aramid balanced mix of black/yellow Aramid and Carbon upwind sails medium/big racer and racer-cruiser medium to large fast cruisers with carbon mast.