| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide slippers which is effective naturally in life while moving while Achilles' tendon and muscles of the leg are stretched for health only at a fixed position by piling up books or the like before. <P>SOLUTION: At an attaching position 3 at the part of the front bottom of the slipper, an excellently absorptive thick core 2 of an elastic and light material is used as a sole. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
