| 摘要 |
A shape improved sports spike is provided to allow safe exercise by preventing its separation from the outsole of shoes and to improve the records of game by stabilizing mind. A shape improved sports spike comprises a circle shaped top surface; a main fixation pole formed in the inner center of circle for fixing the spike; subsidiary fixation poles(200,210,220) separated in a certain distance from the boarder of main fixation pole, of which each one side height is higher than each other side height; and spike pins(300) formed on the lower surface, which comprise bulged and dented parts extended irregularly from the boarder of circle. |
