Mighty Toys are designed to be interactive play toys for you and your dog to enjoy together and not chew toys. No Part of any toy should be ingested. Injury may result. Always use under supervision.Mighty Toy Construction: Mighty toys are made durable with multiple layers of flexible materials. Compared to other toys, Mighty Dog Toys have no hard edges. As a result, these toys do not promote chewing - great when you're trying to discourage chewing habits. These toys may seem plush on the outside, but all the features for durablity are internal making these toys soft, yet MIGHTY strong. These toys are machine washable (air dry) and float.