Premium Materials - These foam balls are made of high-quality PU material, soft and non-toxic, and won't harm children's skin. The foam is elastic and easily returns to its original shape, making them ideal for both children and adults.Soft Foam Balls - These brightly colored balls are soft enough to throw and catch freely without causing injury, making them perfect for training and recreation in tennis, softball, and other ball sports. It's also a great way to improve hand-eye coordination. These foam balls are sure to be loved by family, friends, young people, and classmates.Mini Size, Easy to Port - Each mini foam tennis ball is approximately 6.3 cm/2.5 inches in diameter, making it easy to carry and store. You can easily slip them into a pocket, backpack, or even a handbag.Versatile Use - These small, round foam balls are perfect for both children and adults. They can be used as party prizes, school carnival gifts, stress relievers, finger exercises, wrist supports, and to help you concentrate on work.You will receive 9 soft foam tennis balls, a generous quantity to meet your different needs, allowing you to play with friends and family and enjoy a happy and relaxing time.