<http://schema.org/weight>
"294 grams (10.4 oz)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.newbalance.com/pd/new-balance-659/WW659.html?cgid=204000&prefn1=size&prefn2=_ShoeLast&start=7&prefv1=8.5&prefv2=Deep%20Toe%20Box&dwvar_WW659_color=Brown>