Help! What is the significance of this image. It's on a hand blown glass goblet.

[maxine*j]

An armored leg is sometimes used in heraldry.  Look at the coat of arms of the Isle of Man, for example:

https://www.google.com/search?q=coat+of+arms+isle+of+man&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjon5WF...

[pandowdydoll]

Wow!  Thank you I will!  Had no idea which direction to go