Want to look professional, but don’t want to be thirsty? Flask tie is for you! This unique and hilarious invention is actually pretty genius. They have pretty standard work ties and for regular attire. If you’re wearing a tie already, why not just have something to drink with it? Two birds and one stone. It’s a perfect gag gift for your friends or a useful tool if you really want to, just be sure to be professional and don’t drink on the job.