Our Glow-In-The-Dark Animals Friends Collection is a fun assortment of friendly animal faces that glow in the dark! Collection includes 4 purple hippos, 4 gray kittens, 4 panda bears, 4 giraffes, 4 green frogs and 4 orange lions! Detailed application instructions are on the back of each earring Collection bag. All of our earrings are made with all-natural, food-grade vegetable dyes and are safe for use by children. Earrings can last up to a week and can be removed with baby oil or rubbing alcohol. For extended wear, avoid contact with oil or chemical based lotions or household products.