NIKE Strike 15/16 White/Black/TtlOrange Ball Visual power graphic flickers as the ball rotates, making it easy to see during play 12-panel design for true and accurate ball flight Nike Aerowtrac grooves help stabilize the ball flight for increased accuracy Textured TPU casing provides great touch and feel Machine stitching helps enhance durability and touch Restricted butyl bladder for excellent shape retention NIKE Strike Training Ball LBN/BLK/CRI Size 5