Features: 1 cylindrical Tritium unit with a green glow Injection molded polycarbonate casing Glass breaker tip Waterproof Attaches to any keyring or zipper Description: Your EDC rotation is so much more than just your pocket knife, its gear that you use every day to meet the demands and challenges of your daily routine. Your EDC includes your keys, wallet, phone, and of course your knife. The Glow Rhino Spark Glow FOB is designed to attach to your keys or any zipper on your bag in order to help you quickly find your gear.