Look closely, are these little dresses for babies? Perhaps some sort of dress-a-poodle outfitter?
And why do they have only one strap??
It's a face-cloth, styled to look like a miniature dress I found at Jatujak. It's worth keeping you eyes open when you wander around the market. Tiny little things can turn out to be true delights!
A map to where I found them: