A shoe with a placement track on the front perimeter of its sole which slidably receives a toe cover in it. The toe cover includes a sheath or covering portion and a rim portion. The rim portion has apertures at its ends in order to receive and engage with securement wedges at the ends of said placement...http://www.google.co.uk/patents/US4995174?utm_source=gb-gplus-sharePatent US4995174 - Shoe with detachable toe cover
