Possible Clues:

• Drumbeat or design on skin
• Dragon, maybe
• Military display - needlework!
• It may get under your skin and be cheap and nasty as well
• That's marking. Can you beat that?
• In Army circles, non-drinkers get signal to return to base
• Part of a body of art?
• Only skin deep - can you beat that!
• Cheap and nasty as well, but it's only skin deep
• One might beat it and do it with thread as well