About: http://webisa.webdatacommons.org/355482616

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	Center layer 31 may be formed from a flexible, polymeric material such as silicone or polyurethane.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca