30 Day Macro Challenge: Day 19

We're getting close to the end! Anyone have an idea for another 30 day challenge??

Congrats again to Nancy for getting yesterday's image...Cat fur!

Your Day 19 Macro Challenge:

What is it?!

And in other news, I now accept credit and debit cards through the "Square" iPhone app! :-)

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Gallery of all 30 Day Macro Challenge Images
Rules & Info on challenge