Made of sisal, which is bite and wear resistant, environmentally friendly and non-toxic. It can also be used as a cat scratching board, which complies with the nature of cat scratching, prevent cats from scratching furniture and piling up, exercise cat’s claws, and promote the healthy growth of cats. Interactive toys can be great fun for your cat and bring you closer to your friends. Bright colors, easy to attract cat’s attention. Colors are randomly shipped, if you buy several pieces, you may receive the same color or multiple colors, please understand.