Slinky In Stock Now

This colorful spring comes in four fun shapes (butterfly, heart, star and hexagon). Your spring will be chosen at random but different ones will be send if you buy more than one. Each packaged individually in a 2 1/2 tall tube.This is a plastic coiled spring, a version of the classic children's toy Slinky. You will love this to play with! It can be used for simple wave studies. These coiled springs can be used to demonstrate wave forms, energy displacement and harmonic vibration production. More than science, the spring is cool and fun to play with.