To use this cat toy, simply toss the atomic bouncing balls on the floor and let your cat have a blast chasing them. It's a great way to get your cat moving and thinking. When it comes to safety, these balls are non - toxic, but always keep an eye on your cat during play to prevent any accidental swallowing. To maintain the toy, you can wipe it down with a damp cloth every once in a while. This will keep the balls clean and ensure they remain appealing to your feline friend. Enjoy watching your cat have endless fun with these bouncy balls!