This squeaky rubber penguin is made using the best TPR (Thermoplastic Rubber) technology, meaning they're 100% made to last. You'll never need to worry about the longevity of these toys! Teething can be difficult on pet owners, but this chew toy makes it easy for puppies to relieve their teething pains while also cleaning their teeth at the same time! Using a special grooved pattern on the bottom of the toy, this extremely sturdy material cleans your dog's teeth and will never become sharp after chewing. These chew toys are dishwasher safe, making your job clean and easy! Exercise is a very important part of your dog's health and happiness. You can choose to play catch and fetch with this dog toy or just let your puppy chew all day long.