<http://schema.org/sku>
"INSF 9766"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.fitness.cz/insportline/moto/moto-obleceni/moto-rukavice/motokrosove-rukavice/panske-moto-rukavice-w-tec-octane-s541849555>