| http://www.w3.org/ns/prov#value | - Preferred materials for the outer layer (214) include such materials as polyethylene, polyvinylchloride (PVC), ethylvinylacetate (EVA), polyethyleneterephthalate (PET), polyamides (such as the Nylons), and polyurethane, and their mixtures and block or random copolymers.
|
