Blue rug. Old Persian Rug. Handmade Persian Nain Tudeshk rug. Tudeshk is located east of Isfahan between Isfahan and Nain and it is famous for its high-quality rugs, durable rugs made of fine quality wool. This is an old Persian Tudeshk rug, floral and allover design, made of wool and a touch of silk to highlight the flowers on a beautiful shade of blue color filed. The foundation of the rug is cotton. The rug size is 7×10.3