1. With a bell: The shape of the teaser replacement head is a little bird, which can attract the attention and interest of cats. Each little bird comes with a bell that makes a crisp sound when moved, making your cat more excited and play with it. 2. Stressrelieving toy: This interactive little bird toy allows you to play with your cat, enhancing the bond. At the same time, it enables your cat to play alone when you're not at home, relieving boredom and maintaining physical and mental health. 3. Interactive cat toy: The little bird toy can stimulate your cat's natural hunting instincts, making them jump, swat, and chase the toy. Moreover, when you play various interesting games with your cat, the sense of intimacy and trust between each other will also increase. 4. Multiple colors: You can choose different colored little bird replacement heads according to your preference and your cat's . Each color can bring different visual enjoyments to you and your furry little friend.