The OSCL 35 is preferably formed of a polymeric material, e.g., an elastomer such as a polyurethane or other materials well noted in the published literature, and may comprise a material having one or more phases, {HEAD ~ e.g., a foam} or {TAIL ~ a dispersion} of one solid phase in another 
The OSCL 35 is preferably formed of a polymeric material , e.g. , an elastomer such as a polyurethane or other materials well noted in the published literature , and may comprise a material having one or more phases , { HEAD ~ e.g. , a foam } or { TAIL ~ a dispersion } of one solid phase in another
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