<https://postnodeangular-env.m9he3wufiw.us-east-1.elasticbeanstalk.com/product-category/polyurethane-casters/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://ec2-35-173-18-204.compute-1.amazonaws.com/product-category/polyurethane-casters/?filter_size=3-inch&filter_load-capacity=under-300&filter_caster-type=locking>