Also great for kids of age to carry a house key - Bracelet key, no more putting keys in your pocket. Great for jogging and wearing pocketless pants. Dude I'm 14 and I still lose house keys I need this badly.
The ultimate auto safety device . includes an automatic glass breaker, seat belt cutter, panic button/personal alarm, flashlight & emergency flasher. It also has a digital tire gauge & thermometer & it glows in the dark!