4 Bright Colors-- Cats like bright colors. Multicolor and bright colors add to the fun. The cat plastic springs are composed of 4 classic colors of yellow, green, pink( some are red) and blue, which attracts the cat's attention!Interactive Cat Toy-- The owner can throw this spring toy on the ground, and it will bounce up and catch the cat's attention! It is a great way to build strong bonds with your pet these cat springs keep them active which is good for lasing mental and physical health.Soft and Elastic-- This cat spring toy is soft and super elasticity! Lightweight and bounce. These bouncy toys will be hard for your cat to resist.Promote Agility and Exercise-- These interactive cat toys for enrichment our kitty spiral springs jump around randomly to keep them chasing, swatting, and running around, which keep your cat's amused.