Good day to you.
About cotton.I think I should explain in detail with you.
Cotton is of proper nouns in clothes and other cloth art materials.
In addition to proper nouns clothes, other species of cloth art materials have plain cloth, poplin, yarn, twill, khaki, serge, gabardine, sateen, denim, Oxford, youth cloth, on-line, velveteen, corduroy, velvet, etc as many as 20 kinds.
The material is cotton, so is not wrong. According to different processing procedures and process, there was some difference of making clothes, such as pure cotton clothes easy to wrinkle, and some cotton clothes for processing is not the same as the fabric is not easy wrinkle.All want to find the difference between also is so!