We've taken one of our most popular sizes of DINO SKIN balls and put them into a set that includes 4 Low Bounce (W7566), 4 Medium Bounce (W8863), and 4 High-Bounce (W8881) balls! Plus, you receive a bonus Medium-Bounce (W8863) ball and a 24'' x 36'' mesh carry bag (W913) FREE with this set. DINO SKIN foam balls feature a uniformly applied coating--no air bubbles or weak spots that reduce ball life. These high-quality balls are sting-free and nonthreatening, making them the perfect choice for a variety of activities. SIZE: 8 1/4'' dia.