Fully automatic operation, so that the beloved can put it down.Scope:Product size: about 6.2cm in diameterColor: pink white greenMaterial: ABS plasticPackage Included:1x toyPlease understand that due to differences in lighting or computer monitors, I cannot guarantee that the photos and actual colors are 100% the same.Due to different measurement methods, there may be a deviation of 1-2cm.Hi play all day and say goodbye to boredom.Interactive play consumes excess energy to avoid demolishing the house.Add fun to pets.Sturdy, high elasticity and a variety of ways to play.A multi-functional player who has the ability to grind his teeth, bite himself, and entertain himself.