this project material - The foam balls are made of high quality PU material, safe and environmentally friendly, durable, bouncy and extremely restorable, lightweight and harmless, ideal for children and adults. Soft foam balls - The colourful balls are soft enough to throw and catch without risk of injury, very suitable for tennis, softball and ball training and entertainment. It is also an excellent way to promote hand eye coordination. The foam ball will be welcomed by your family, friends, teenagers and classmates. Wide application: the round softball small is very suitable for children and adults. They can be used for party rewards, school carnival prizes, stress relief, finger exercises and wrist rests and help you focus on work. Mini size and easy to carry each mini sports ball is approx. 6.3 cm / 2.5 inches in diameter, easy to carry and store, allows you to easily put it in your pocket, backpack or even bag, very portable. Product description Pack of 9 Foam Foam Tennis Mini Sports Sponge Tennis Ball Anti-Stress Soft Ball Small for and Adults : Material: PU ur: yellow Quantity: 9 pieces mini foam ball. : Portable and elastic: these mini stress balls are portable and elastic, they can hold the shape well, no matter how you bend and do not deform, good for throwing in sports activities for you to have fun with your partners. weight allows you to easily take it with you and take it out whenever and wherever you want to play. and have fun: these yellow stress balls are a nice choice of gifts that help improve mood, relieve stress and have fun, suitable for many occasions, such as sports theme party, school event, birthday party, etc, you will have hours of fun with these mini balls. Package includes: 9 x foam balls. Note: 1. A slight material smell may occur after receiving the product. Please use a wet towel to clean and wipe or wash it in warm water below 40C, squeeze out the water and dry it to remove the smell. 2. Please allow a small error in size due to manual measurement. 3. may vary slightly due to different mon settings. 4. Small parts, please keep away from people under 3 years to avoid choking hazard. Suitable for people over 14 years old.