Durable and petsafe red shell: Shockproof thickened red shell is built to withstand drop and bite resistance tests. Made with nontoxic, BPA materials, it is safe for chewing and intense play. Suitable for all energetic pets: Designed for small to medium sized pets that love to chew. The automatic ball adapts to different sizes and play styles, with a durable construction that holds up to enthusiastic activity day after day. Smart obstacle avoidance and irregular movement: Advanced sensors provide unpredictable zigzag motion while instantly avoiding obstacles, turning playtime into an engaging chase that helps stimulate your pet's natural hunting instincts. Easy to carry on the go: Compact and lightweight, this automatic ball is easy to transport. Its small size fits neatly in a bag, making it convenient for interactive play during walks or travel without taking up much space. Use scenarios: At home solo play: Keeps your pet engaged and active when you are busy, encouraging independent exercise. Onthego entertainment: Take it along during walks or trips to provide interactive activity without bulky gear. Multipet households: Use the ball to offer varied play for pets that enjoy chasing and chewing, supporting shared activity and exercise.