For the 69th consecutive year titleist will be the overwhelming cohice of players competing in the united states national open with more golf balls in play than all competitors combined it is the longest running equipment success stroy in golfing dating back to 1949 at medinah we are celebrating this with a limited edition play number 69the new titleist pro v1 golf ball features longer distance more consistent flight lower long game spin outstanding drop and stoptrade control and ve