Fiber is closely related to our life. The rise of fast fashion and the use of synthetic pigments, while bringing convenience to people, have also caused environmental pollution. Engaged in graphic design and research on the use of natural dyeing and fiber, experimentally trying to combine different materials, and using natural dyes and fibers to produce works that do not cause environmental pollution and burden. The name of the brand originates from the properties and growth of the dyed material. It depends on the conditions of sunlight, moisture, weather and other conditions. Because of the influence, it is named as Kuiyin. In a friendly way, it takes nature and returns to nature. Without the principle of environmental pollution and burden, we will create more products that integrate into life by using the temperature and meticulous ingenuity. / Use and maintenance methods / 1. Clean with a neutral detergent 2. Avoid direct sunlight 3. Natural dyeing will change with the user's habits and become a unique fabric. *Material: Yarn Cotton / Iron * Size: 6 x 6 cm (including length of gold) *Plant dye: valerian / Note / *Customized goods cannot be returned * Hand-dyed products, each with a slight chromatic aberration is normal. *Because the color of each computer screen will be slightly different, the commodity entity will have a slight color difference.