Specifications: Vibrating effect provides extra fun Encourages movement Hours of playing fun Improves reactions Soft material Description: It is very important to stimulate your cat’s natural hunting instinct. You can do this by playing together. It will help maintain your cat’s good mental and physical health. This irresistible toy is a real pleasure for your cat! By pulling on the string the animal jumps up and down and provokes your cat. Hours of fun guaranteed!