Abundant quantity: the package include two styles of cat spring toys, which is cat woven spring toys and cat plastic coil spiral springs toys, and they are sufficient quantities to keep kittens’ interesting Appropriate size: the length of cat plastic coil spiral springs toys is 2.1 inch, the inner diameter of them is 0.9 inch, so kittens can put them on their hands to play Kitten bouncing play training: plastic springs have high flexibility and can encourage cats to sport and exercise, so this will make kittens have a healthier and stronger body; If you want to make your cat do some exercises, you can try it Safe cat toys: the cat interactive toy is made of quality plastic material, which is strong and durable, they are able to withstand the bite of a kitten, as well as its smooth and elastic appearance can ensure that it will not cause damage to the cat during play Play with your cat: if you are looking forward to an intimate interaction with your kitty, then you can try wide plastic