Size ¼ diameter 9cm, suitable for all types of cats Cats love to play, ball cats are colorful and attractive for cats Built-in bell, the bell makes a pleasant sound when the ball toy rolls Guide the cat through the toy ball, cat exercises and help strengthen the feelings of the cat and the owner Healthy teeth. Ball is soft and can be used for biting. It helps cats brush their teeth when chewing Description: Colorful balls of yarn, built-in bells and a crisp bell sound when the ball moves It is the ideal toy for cats to effectively relieve annoying cats Parameter: Material: wool, iron Size: 9.9.9cm Weight: 45,6 g