<http://schema.org/caption>
"Gym clothes: If you child's school doesn't provide him or her with a gym uniform your child will need an extra pair of athletic clothes to change into for gym class. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wpbf.com/article/non-required-items-your-kids-need-for-school/1157287>