The"Umber blue(UB)"series was inspired byKorean artist Yun hyong-keun. Large brushstrokes expressing the modest and humblevirtues of Korean traditional aesthetics arereplaced by grinding steel, the basic material ofmodern aesthetics, and oxidizing and coloring itusing Ebonol-C. Also oxidation-corrosive partsshow the passage of time of steel.
![](https://freight.cargo.site/t/original/i/24796af947d7fd9873a0a9207e52218bcf6612da8ef7c33f53ff01f404ec1a5d/.jpg)
![](https://freight.cargo.site/t/original/i/a6cf296a77aac1e9471d26516cc7d8f88eea24397476b524acb38b21ba94e1b5/ub04.jpg)
![](https://freight.cargo.site/t/original/i/39cbdc3c943c58655d95e47a739aedf1ec235929f7e2c768ee1c0be6594fbc48/ub04_1.jpg)