Penn Ballistic Racquetball Balls The Penn Ballistic 2.0 is PennÆs fastest ball. Increased speed allows for the most intense racquetball ever Designed for outdoor racquetball with explosive speed and increased durability. The new Ballistic 2.0 is also great for lightning fast indoor play. Red color for high visibility 2 (cans) of the Penn Ballistic 2.0 Racquetballs are new and improved and even faster than ever. Created with even more speed for the most intense racquetball ever. Designed for outdoor racquetball with increased durability, maximum visibility, and ultimate speed. The new ballistic is also great for lightening fast indoor play. 3 ball can. Color: Red.