The aim of the invention is to design a sole (1), and a shoe with such a sole (1), so that the length of the sole (1) or of the upper attached to it can be easily adjusted, using adjustment means (11), to meet the needs of the wearer of the shoe. This is achieved by virtue of the act that a front thrust...http://www.google.fr/patents/US6138385?utm_source=gb-gplus-shareBrevet US6138385 - Shoe sole, and shoe with such a sole
