3-Pack: Glow In The Dark TapeThis tape is reactive under artificial or natural light. It takes about 30 minutes to absorb light and glow in a completely dark room to the night adapted eye for 4 6 hours. Features: Self adhesive and easily removable with no residue Easy to cut and peel You can cut this tape into any shape you want Durable and waterproof It can be applied to a wide variety of surface, such as wood, metal, glass, paper, paint, plastic, fabric, etc Made of non toxic