About: http://webisa.webdatacommons.org/27798711

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	It typically has a sheathing (117) made of a very soft material such as a silicone or a low density polyethylene or other suitable polymer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr