This Stress Ball Enhances Concentration, Sports Skills, & Stress Relief. It Strengthens Grip, Wrist, Hand, & Finger Muscles. Available in Various Shape & Colors Like Baseball, Basketball, & Football, These Soft PU Foam Balls Are Enjoyable to Squeeze & Fidget with at Any Age. the Stretchy Material Provides a Great Play Experience, Suitable for Ages 3+. the Mini Size is Perfect for Easy Portability & Fun with Friends. These Foam Sports Balls Also Serve as Beautiful Party Supplies, Cute Game Props, & School Carnival Awards.