<http://schema.org/about>
"This warm mountaineering sweater is made from O-Wool, a USDA-certified 100% organic wool yarn. O-Wool is minimally processed without chemicals, reducing impact on both the environment and wearer. It also retains more of the wool's inherent protective"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-fashion/o-wool-alpine-sweater-from-sahalie.html>