<http://schema.org/about>
"Flip flops can be bad for your feet when they cause muscle strain and don't offer arch support. No one can deny the carefree feeling of donning your flip-flops"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/natural-beauty-fashion/questions/are-flip-flops-bad-for-your-feet>