| 摘要 |
A modified sole 1 that includes grooves 3 on the expanded portion 2 for insertion of a sliding base platform 4 to which a heel 5 is attached. There are locking mechanisms 6, 7, 8 to secure the heel firmly to the sole once slotted in. A band 6 encircles the heel and is secured to the pins 7, 9. |
