Light glasses optical fiber glasses LED flash glasses bar party supplies manufacturers can print LOGO, he has 3 AG3 button batteries.Luminescent glasses are the annual atmosphere supplies for birthday parties, bars, celebrations, concerts, as holiday gifts to colleagues, friends, relatives, classmates and so on.Portable, light color variety, very fashionable, attract the attention of young people, it makes our life more interesting, can be widely used in disco dance halls, bars, entertainment places and holiday celebrations, increase the festive atmosphere.