Fiber is closely related to our lives. The rise of fast fashion and the use of synthetic pigments, although it brings convenience to people, also cause environmental pollution. Engaged in graphic design and delving into the use of natural dyeing and fibers, experimentally trying to combine different materials, and using natural dyes and fibers to produce works that do not cause environmental pollution and burden. The brand name is derived from the fact that the attributes and growth of dyeing materials depend on sunlight, moisture, weather and other conditions. Because of the impact, they are named Kui Yu. The principle of not causing environmental pollution and burden is to use the temperature and meticulous ingenuity in hand to make more products that integrate into life. / Use and maintenance methods / 1. Clean with neutral detergent 2. Avoid direct sunlight 3. Natural dyeing will change according to the user's habits and become a unique and unique fabric ＊ Material: section yarn cotton / iron ＊ Size: 8 x 8 cm (including the length of the mouth) * Plant dye: Rubia / Attentions / ＊ Custom goods cannot be returned or exchanged ＊ Purely hand-dyed products, it is normal for each piece to have a slight color difference. ＊ Because the color development of each computer screen will be slightly different, the product entity will have a little color difference.