The Rmolitty Squeaky Dog Toys are perfect for any dog who loves to chew. Made of safe, non-toxic, natural and durable rubber, these toys are almost indestructible and extremely durable. With a built-in squeal design that makes funny sounds when chewing, these toys attract the attention of any dog who sees them. The irregular jumping and rolling increases the fun of playing, stimulates the dogs hunting instinct, and allows the dog to release energy. The increased interaction between the dog and the owner ensures that your pet is always entertained and safe.