Keychain Breathalyzer - $14 with FREE Shipping!
You've been at this party for a while and you're contemplating having another drink. Before you do, test your alcohol content with this handy key chain breathalyzer! When used, it is there to alert you when to call it quits for the night and get a designated driver or taxi. It is NEVER appropriate to drink and drive.
Also includes a timer and a flashlight!