| 摘要 |
PURPOSE: A water ski is provided to ski on water with magnetic force without additional power. CONSTITUTION: The water ski comprises:a ski(1) having a upper plate(2) and a lower plate(4) that are made into aluminum and wood; a side rubber plate(6) covering by sealing a side face; an inserting hole(7) for inserting and venting air, installed on the rear part of the side rubber plate; a band(3) installed on the center of the upper plate and fitting a foot; and a vertical plate(5) installed along the length on the lower center of the lower plate.
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