Port-a-Pint Collapsible Beer Glass

The Port-a-Pint Collapsible Beer Glass makes sure you never miss out on spontaneous drinking. Just keep it in your pocket, backpack or briefcase, and flick your wrist for a full pint glass. If being able to drink anytime anyplace wasn't enough, just think of all the plastic cups you won't be wasting. That's right—you're saving the planet while you drink.