About: http://webisa.webdatacommons.org/61536203

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 pad can be made from synthetic material such as polyurethane, polyester, nylon, rayon, and other polymeric materials, or from natural materials such as wool, cotton, silk or other fibers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com