ALEX Spa Color Shift Ombre Nails changes your nail color as your body temperature changes. Fun on really cold or really hot days watch your nails change from dark to light as you go in and out of the house! Apply mini nail stickers for an added touch of fabulous! Includes purple, blue, pink and green star-shaped color changing nail polish bottles (0.17oz. / 5ml. each), 50 mini-nail stickers and easy instructions. Recommended for children 8 years of age and older.