This mathematical bottle opener is sure to become an operational constant when you're seeking liquid inspiration. It's the brilliant creation of Brian Johnson, a designer and engineer who bridges the worlds of creativity and precision craftsmanship. The hefty steel form is calculated for optimum leverage, solving stubborn bottle tops with near-infinite ease. When not in use, it becomes a smart, sculptural accent or paperweight. For mathematicians, teachers and other brilliant minds, using anything else would simply be irrational. Made in the USA.