Optimist Racing Sails. Built for speed!Great care has been taken on each cut and stitch. These sails have been officially measured for Optiprats races and events.FeaturesMade of Polyant 140 B sailcloth, one of the best sailcloths available worldwideEasy to trim 6-panel horizontal designWith tapered sailbattensTelltales and window installedIncludes Vectron sail tie kit, sail bag, and IODA buttonWindesign DOS for sailors over 45kg