Environmentally conscious choice: Our self-rolling ball toy for dogs is made of harmless and environmentally friendly TPR soft rubber material. You can maintain hygiene by simply washing away dirt and grime with water after removing the shell - a toy that loves your pet and the environment. Intelligent dual design: Divided into normal and smart modes, the self-rolling ball toy for dogs is designed to adapt to different cat games. Once turned on, it starts moving and vibrating at different frequencies, which helps activate cats' hunting instincts and keeps them engaged. Fun play: Repeated side jumps and a simulated prey escape trail that rolls in random movement patterns continuously attract your pet's attention. The smart standby function stimulates cats' interest in toys, making this self-rolling ball toy for dogs an absolute must-have. Intuitive automatic functionality: Our self-rolling ball toy for cats has a smart timer function that keeps your cat's activities balanced. The toy automatically turns off after 5 minutes of playtime in normal mode and enters standby mode after 5 minutes of inactivity in smart mode. Stop destructiveness: Our self-rolling ball toy for dogs is your solution for energetic pets. It effectively uses up their energy through high-frequency interaction with playtime lasting up to 180 minutes. Forget about your pup's destructive tendencies and let them play without damaging your home.