Brown Handmade Wool Transitional Ningxia Rug. A Breathtaking Chinese Ningxia Rug Design, Persian Knot, Woven with rich, naturally dyed colors and strong wool pile on a cotton foundation.. Made From 100% wool pile, hand-knotted by skilled artisans . Ningxia rugs exhibit a distinct Chinese aesthetic, characterized by their qualities of reservation, understatement, and formality. The handle of this carpet is soft and pliable like a good old antique piece. Ningxia rugs typically utilize subtle shadings of a few different colors, creating a harmonious effect..