The Wilson Hyper Ti Extreme Distance Golf Balls are a set of 13 balls, including 4 top flite XL balls. These high-quality golf balls are designed for match play and offer extreme distance on the course. With a 2-piece construction and ionomer material, these white balls are a great choice for golfers looking to improve their game. The Wilson brand is known for its reliability and performance, making these golf balls a top choice for players of all skill levels.