CoastLine Glass Coffee Mug Set Double Wall Design Insulation | Perfect for Pour Over Coffee Dripper | 11.8 Ounces Each | Durable & Dishwasher Safe | Keeps Coffee or Tea Hot Without Burning Hand COFFEE MUG SET: Insulated Glasses with 11.8 ounce capacities each QUALITY DESIGN: Mouth-blown, lab-quality borosilicate-glass construction; durable and heat resistant USES: Hot, Iced, or Cold Brew Coffee, Ideal for pour over coffee or drip coffee brewing methods. DISHWASHER SAFE: Safe for dishwasher and microwave use; not for use with metal utensils COLD BEVERAGES: Keeps Cold Brew cold longer. How about Beer? Absolutely. Everyone Loves cold Beer