<i>Chaek</i>, a Korean traditional hat worn during the Three Kingdoms period.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/dinkar/">by D i n k a r (Dinkar Raj)</a>
CC BY 2.0
<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/dinkar/2810399909">https://www.flickr.com/photos/dinkar/2810399909</a>