About: http://webisa.webdatacommons.org/232175859

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Now, a suitable elastomer, such as silicone rubber or polyurethane, is injection molded over the rings to hold them in place.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr