Style of hand knotted Kashan rugs comes from city of Kashan in Persia, a renowned rug-weaving center since the 16th century. Kashan rugs since many years ago have been a choice of floor covering. One of the reasons is the high quality of this rug. Kashan rugs come in every different size, and many different colors. Mostly blue, red, black and cream. Old kashan rugs are very desirable and some go for very high money in the action houses.