Product Details Performance, durability, and light-weight built into one sail. Majority of X-ply material combined with Dacron is very light yet extremely durable. Endo-batten seam shaping with battens helps to create a powerful sail that is tunable with screw-adjusting batten tensioners. This upgrade package includes an Ezzy built sail, 2-piece Carbon 80% Standard Diameter Mast, Sport Boom, 1-Bolt Tendon Mast Base, Standard Alloy Extension, and uphaul. Designed for demanding recreational sailors looking for that extra edge of performance and feel.Current available color pattern is Fluorescent Green/Black/White. Colors may vary.Available sizes 4.7, 5.5, 6.5, 7.5 Item Boom Mast Base Extension 4.7 Sport 150-210cm 400cm-80% Carbon SDM 1-Bolt Tendon Medium Alum US-SDM 5.5 Sport 150-210cm 430cm-80% Carbon SDM 1-Bolt Tendon Medium Alum US-SDM 6.5 Sport 150-210cm 460cm-80% Carbon SDM 1-Bolt Tendon Medium Alum US-SDM 7.5 Sport 182-244cm 460cm-80% Carbon SDM 1-Bolt Tendon Tall Alum US-SDM