Handmade Oak Wood Beer Mug Stainless Steel Mug Natural and Eco-Friendly 0.6L 20oz Barrel Brown!!! A NEW IMPROVED MUG SET FOR ALL THE REAL BEER LOVER!!! Handmade Oak and Dark Brown Mug The stainless steel cup inside the wooden case of the cup will keep the beer temperature colder, for a longer period during the summer, and the temperature of hot coffee or tea in cold winter. Capacity: 20 ounces (0. 6 litres). Can be used as medieval wooden cup, elegant Renaissance beer barrel cup, wooden mugs, stein mugs, beer, coffee, tea or other hot and cold