The Migipaws Cat Toys Interactive Butterfly Feather Mice Spin with Smart Rolling Ball is a great way to help your cat exercise and have some fun at the same time. This toy features two different types of feathers that can be used to create different effects. The first feather is made of natural feathers, which makes it safe for use with all breeds of cats. The second feather is a synthetic feather, which means it is safe for use even with aggressive cats. With this toy, your cat will be able to experience flight and movement in a new way. It also features an automatic shut-off function, so you don’t have to worry about turning it on and off every five minutes.