A jogger and runner shoe identification device is provided in the form of an elongate flexible and foldable sheet member having a weakened portion intermediate its length defining a bending line, at least one indicia receiving surface on said sheet whereby a wearer's name, address and pertinent medical...http://www.google.fr/patents/US4254566?utm_source=gb-gplus-shareBrevet US4254566 - Jogger and runner shoe identification
