This golf ball is made of PU material, with moderate softness and hardness. The size is 1.68*1.68 inches, and the round volume directly prevents the palm of the hand from holding it, making it easy to hold and place. Soft texture, light weight, safe and non-toxic. Flexible and durable. It can be used for entertainment and relaxation during leisure time. It is also a good toy bridge for interacting with family and friends.