Have Alfred refill this Batman travel mug for you before you rush out in the Batmobile. It holds 15 ounces, and it's double-walled with a silicone sleeve featuring the bat insignia to keep your beverage the right temperature, and to keep criminals at bay.
Call it a hunch, but we suspect Kylo Ren takes his coffee black. That doesn't mean you have to give in to the Dark Side, though, when imbibing from this Star Wars Kylo Ren Heat Change Ceramic Travel Mug.
Each Pi By the Numbers Heat Change Mug is covered in Pi. When it's cold, the mug displays Pi's nickname: 3.14. But when you fill that same mug with hot caffeinated liquid, Pi majestically unfurls around it to 334 decimal places.