Here are my initial concepts for your consideration. Remember, if you have any requirement, please let me know. I welcome all your feedback and comments.
Sure, I'll play around the silhouette and when it's done we'll see how to do to show you new entries, because for the moment the contest is in judging mode and only the 1st ranked is able to submit new entries.
I still like #71 best. Is it possible that it could represent the 'trace' left at the bottom of a glass? In other words, could we lightly shade in the middle?