Actually 2 Concept The making types of carpet refers to the cashmere, usually its height is more than 1 cm (5-10 mm). Due to the cashmere, the density is low. The appearance of cashmere feels thick, soft to step on it, like stepping on the grass. The disadvantage is that there isn't pattern, simple and cheap. The silk wool refers to raw materials, silk plus wool quality, production species than hair. Using hair as silk hair materials is rare. Usually, wool is chemical?fiber, belonging to low-end goods. The thickness of manual or mechanism is thin, complex and beautiful patterns. Some simple distinction.