Shoes that Prevent Stumbling

Name :
Riho Muranaka
COUNTRY :
Japan / Ishikawa
AGE :
10
YEAR :
2014
PRIZE :
The Prize of the Commissioner of the Japan Patent office
COMMENTARY :
When this shoe starts to be raised up, air comes out of the sole so that the whole leg feels lighter. Wearing these safe shoes, old people won't stumble and get hurt when climbing stairs.
Shoes that Prevent Stumbling