<http://schema.org/weight>
"9.0 oz"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.newbalance.com/pd/aravon-katy/WSK03.html?cgid=211000&dwvar_WSK03_color=Winter%20White_with_Brown&prefn1=size&start=7&prefv1=8>