Pro V1 Practice golf balls are USGA rule conforming golf balls that differ only due to a cosmetic blemish such as paint, ink or registration of stamping. Pro V1 Practice golf balls do not have any construction or performance deficiencies.
In other words, yes, you can use them in tournaments! These boxes of balls may have a mixture of Pro V1 and Pro V1X golf balls as packaged by Titleist.
The new Titleist Pro V1 golf ball is designed for serious golfers of all levels that demand Tour-validated technology and performance.
Pro V1 golf balls feature a patented thermoset urethane elastomer cover that delivers more short game spin and control, and softer feel. The softer, reformulated cover system improves feel, sound and short game scoring control, providing golfers the confidence and performance to hit it closer to the hole.
Pro V1 golf balls are long for golfers of all skill levels; long with driver, long with irons, long on all shots. How can long and straight not benefit you? Pro V1 golf balls provide exceptional distance on all shots for tour players, for golfers of all skill levels and for you.