The present invention relates to a shin guard to protect the shin bone when playing soccer, and has an arc cross section in the left and right directions to cover the front of the shin, to protect the shin in the up and down directions In the shin guard is configured to include a protector formed to be long,;A plurality of airbags filled with air and sealed on the inner surface of the protector are vertically and horizontally spaced apart at regular intervals, and between each of the plurality of airbags by attaching an air cushion having vertically formed ventilation passages. It is an innovation characterized.
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