woven female Korean version of the empty top hat The 11CM brim is especially suitable for blocking direct sunlight in summer and preventing sunburn. It can be comparable to the sunshade effect of a sun umbrella. https://www.zjkaijiacrafts.com/product/straw-knitted-hat-without-top-1/top-transparent-straw-hat-spring-and-summer-new-bow-decoration-beach-hat-woven-female-korean-version-of-the-empty-top-hat-outdoor-sunshade-sunscreen-hat.html