Introducing the world’s first Glow in the Dark Sand! Turn out the lights and be prepared to be totally amazed! Glow Starter Set Includes 1 pound of GLOW Sand, Uv Led Glasses, UV Pen Light and Play Tray. With the UV Pen Light, you can write glowing messages, or draw any design in the Sand that will light up and glow! Can be used over and over again.