Coffee Mugs from Buy Coffee Mugs.  Buy Coffee Mugs was stirred up by Chris Mueller and Karrie Mueller to provide a one-stop shop for hard to find and unique coffee mugs and coffee mug sets. At Buy Coffee Mugs, you can find the perfect coffee mug to add a little fun and add a dash of excitement to your morning coffee. Whether you’re looking for that perfect birthday gift or whether you’re looking bring a little fun to your next party, Buy Coffee Mugs is the #1 online store for all of your coffee mug needs. All of our coffee mugs are of the highest quality and the best part is that it will only cost you a little dough!