The present invention relates to a face protector having a scratch-preventing structure so that the sight glass of the face protector does not easily scratch between uses. The face protection device having a scratch-preventing structure according to the present invention for solving the above problems is formed in an arc shape of a predetermined radius so as to surround the front outer surface of the helmet, and the helmet mounting portion is installed to be rotatable in the vertical direction; And a see-through portion of a transparent material having a predetermined length up and down to cover the face of the helmet wearer while the upper end is fixed to the lower periphery of the helmet mount portion, and in the helmet mount portion, the surface of the see-through portion does not touch the floor. It characterized in that the anti-friction projection of the length is formed in an arc shape along the outer surface.
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