About: http://webisa.webdatacommons.org/171484432

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	The pads are made from materials such as soft memory foam (energy absorbing pads), hard polypropylene plastic shells (energy shunting pads) or a combination of both (Figure 1).
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com