Funny Coffee Mugs for Work - I Wish Signing &ldquo;You Dumb*** Was an Appropriate Way to End a Work Email&rdquo; Cursing Mug - Work with Idiots Mug - Stupid People Mug - Funny Coffee Mugs for Office Funny coffee mugs for office  This coffee mug is 11 ounces and made from high-quality ceramic Its both dishwasher- and microwave-safe so you can wash and re-wash without worrying about fading This coffee mug inexpensive but impactful; its an "under $20" gift that people will love and get to use every morning The stupid people mug makes for a funny addition to your home or workplace; anyone who has ever worked in an office can relate Your satisfaction is guaranteed; we know youll love this funny office mug