Using this M - PETS Uranus Interactive Dog Treat Dispensing Toy is super easy. Just fill the toy with your dog's favorite treats. Then, give it to your dog and watch them have fun trying to get the treats out. It's a great way to keep them entertained and mentally stimulated. When it comes to cleaning, you can simply wash it with mild soap and water. Just make sure to dry it thoroughly before giving it back to your dog. As for safety, always supervise your dog while they're playing with the toy. If you notice any signs of damage, it's best to replace the toy to avoid any choking hazards.