The 3690 Pk2 Spiky Dogs are very interactive foot toys for your small to medium-sized pet bird. The 3690 comes with two spiky dogs in the pack, ready to be played with. The spiky dogs weigh 3 ounces together and measure about 2 inches long with a 1.5-inch height, but this will vary from dog to dog. The spiky dogs are made with soft bird safe plastic. The spiky dogs face and body all have lots of small shapes, making it easy and fun for your pet to play with them. Your pet is sure to love their lightweight , bright colors and easy to grab parts. The 3690 is made with 100% bird safe material.