| 摘要 |
Improvements to shoe soles intended to relieve the pain in the back, the soles being specially designed for the housing of feet insoles, held by any known method, and made, although not restricted to it, of natural material , such as polyurethane or the like, being the type that presents a different level between the rear part (5) and the fore part (4) the rear part being lower The disclosed soles incorporate a wall (2) which surrounds the external edge of the platform and which is raised (3) progressively as it approaches the rear part, without being restricted to a predetermined height at said wall. <IMAGE>
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