(1). Flax products can not be rubbed and twisted when washing (because the fibers are brittle, easy to fluff, affecting the appearance and life)
(2). When collecting cotton and hemp products, pay attention to keep the environment clean and prevent mildew. Light and dark products should be stored separately to prevent shadowing and yellowing.
(3). White silk products can not be placed in the chopsticks or placed in a coffin box, otherwise it will yellow.
(4). Except for single-hole fiber pillows, all can be washed, but because of its thickness, it must be ensured that it is fully air-dried so that it is completely dry without affecting reuse. It is best to use a pillowcase to avoid the trouble of washing.