Glowbys are one-of-a-kind Fiber optic hair lights! Like stars, Glowbys unique hair accessories shine brighter the darker it gets! A great impluse item for parties, holidays, prom, concerts, nightclubs â₉€œ Glowbys sell themselves at any nighttime event! Glowbys can be arranged in any hairstyle, and make a great costume accessory. Be seen at Halloween! They can even be used for weddings.