Bathrobe The bathrobe yarn is the standard for the thickness of the cotton yarn. For example, 1 cotton can be made into 40 yarns of 1 meter length, that is 40 yarns (40S). If 1 cotton can be made into 60 yarns of 1 meter length, That is 60 yarns (60S). The higher the yarn, the finer the yarn. The thinner the fabric woven with such yarn, the softer and more comfortable the fabric, but the higher...