DUNDER MIFFLIN THE OFFICE: Our Coffee Mug is 9.5×8.1cm with 11 ounces capacity. Suitable for cold and hot liquids, even can be used as decoration. COMMERCIAL GRADE CERAMIC & 100% SAFE: Our Coffee Mug is made of 100% pure white high gloss ceramic mug,AAA grade quality. Dishwasher safe. PERFECT GIFT: This is hilariously funny boss gift mug. The perfect gift that suits any birthday, celebration or simply because you have to tell your loved one how much you care.