Teens will "glow" crazy for this custom glow-in-the-dark necklace that features your custom imprint. Get this 22" long glow necklace in a color to match your school color or Prom theme, and add your custom text (upper case only; max 26 characters) to create a personalized favor for Prom, After-Prom, or Graduation. Each necklace comes with a connector that is attached to the necklace. Simply crack and shake to use. One-time use only.