Welcome to Fashion Scavenger Hunt, a new column to help you track down your favorite products — clothes, makeup, shoes, whatever — that have been discontinued or otherwise lost in the passage of time and quickie fashion trends. Email katie@jezebel.com to submit your own "wanted" ads.

From Ann:

On the first episode of the BBC show "Orphan Black", the main character wears the neatest crop-top/sports bra ever — it looks like a spine and ribs! I'd love to be able to find something like it, but I've googled every term I can think of and and find nothing!

The top photo is the back; here's the front. Start searching!