From coffee beginner to expert brewer, the Brümate Pour Over Coffee Brewing System allows you to craft up to 16 oz. of a single-cup pour over anywhere. Make a fresh cup at the office or on your next camping trip and screw on the leakproof lid for when you're ready to move. The double-wall vacuum insulated tumbler mug will keep your brew hot for 6 hours and cold for 24. The Pour Over is top-rack dishwasher safe, cupholder friendly, and easy to store.