10 oz. Handy Mug Glassware. Use this Handy Glass Mug for serving multiple berverages such as soda, water, juice, coffee, tea, beer and much more. This glass mug is perfect for practically any casual event. It is a keeper for anyone who takes the imprinted glass home. The glass is perfect for proms, parties and many other events. Use it as a party favor and you're sure your guest will remember you for a long time coming. --Also available in 20 oz. size and 10 oz. size. 10 oz. Handy Mug Glassware.