Ben Shot 13oz Coffee Mug Z99D105 We've brewed up something special for all you coffee lovers out there.The BenShot "Bulletproof" Coffee Mug is embedded with a real, lead-free 0.50 BMG or 0.308 caliber bullet and holds 13oz of your favorite brew. Our coffee mugs are high-quality, heavy, and handcrafted in our glass workshop in Wisconsin. All packaging and raw materials are made in the USA by a father and son team based in Wisconsin. *Not microwave safe. Ben Shot 13oz Coffee Mug Z99D105