Tehran rug. A magnificent and rare Persian Tehran rug. Tehran rugs are incredibly special. This rug is one of the finest rugs available on the market. It is ca. 60 years old and in absolute perfect condition. A masterpiece with excellent design and color combination. The Persian design name for this rug is Golo Bulbul, meaning Rose (flower) and Nightingale. It is made of the finest kork wool and silk on a silk foundation, and it is signed as “Tehran”. The rug size is 4.4×7. This collectible Persian rug is available in Beautiful Rugs only.