4 Bright Colors: Cats like bright colors. Our cat plastic springs are composed of 4 classic colors of yellow, green, pink( some are red) and blue, which attracts the cat's attention! Sturdy and Durable: This kitty Spiral Springs are made of high-quality plastic. The thick 1.8mm spring toy makes cats bite freely. Release the Nature of the Cat: Press this cat springs to let the cat chase, bounce, grind their teeth, and enjoy the fun that this toy brings to them, so that cats no longer lazy and like moving! Interactive Cat Toy: The owner can throw this spring toy on the ground, and he will bounce up and catch the cat's attention! cat string toys edges are trimmed by us one by one, I hope your cat has fun! Soft and Elastic: This cat spring toy is soft and super elasticity! Lightweight and bounce.