Midnight Glow Horns are a surprising treat for your New Year's Eve party guests. When the lights go out, these horns glow-in-the-dark. The Midnight Glow Horns come in an assortment of colors with white Happy New Year printed in bold font. Each inexpensive piece measures nine inches in size. These horns are sold in bulk packs of 100. Be sure to share this fun surprise with all your guests!