原本想再買一雙 等這雙壞了還可再有一雙 因為這種價格實在不常有
但看了一下
Shoc Pad
A blended polyurethane/EVA unit in the heel cup that evenly transfers the energy of impact throughout the footbed and away from the heel. This energy return actually provides greater spring with each forefoot push-off.
根據山風游子前輩的描述
http://www.keepon.com.tw/ActiveSite/Message/One.asp?MessageID=46997
EVA材質應該是環保鞋底
所以只好死了這條心