| http://www.w3.org/ns/prov#value | - In the case of, e.g., the invention sleeve member gel, etc. can be placed on the exterior for contact with a hard socket. [0073] If desired, the present invention cushioning material may comprise antioxidants such as Vitamins A, B and C or any other antioxidants commonly used in polymers which can weep out on a time release basis.
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