The Wilson Evolution High School Game Basketball has exclusive microfiber composite leather construction with deep embossed pebbles for the ultimate in feel and control. The patented Cushion Core Technology laid in the Wilson Evolution basketball enhances durability for long play. This microfiber composite Evolution basketball is pebbled with composite channels for better grip, helping the players to raise their level of game. For all positions at all levels of play - game day and every day - Wilson delivers the skill-building performance that players demand. This regulation-size 29.5" Wilson Evolution basketball is an ideal basketball for high school.