PROBLEM TO BE SOLVED: To provide a hat having breathability and light shielding property. The hat of the present invention is characterized in that the cap body has a light-shielding portion and a ventilation portion, and the light-shielding body is provided at a position corresponding to the inside of the ventilation portion. It is preferable that the light-shielding portion spreads radially. It is preferable that the light-shielding body spreads radially. It is preferable that the light-shielding portion is made of a shape memory material. [Selection diagram] Fig. 3
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