The distinctive use of the ivory in the four corners, brings the central medallion and surrounding patterns into focus and lightens up the whole field, to create this typical Heriz style.rug. The small town of Heriz in North West Persia is the center of one of the most important weaving areas in Azerbaijan and has given its name to one of the most distinctive styles with its geometric patterns. Heriz carpets are prized for their robustness and resilience and their charm lies in a characteristic balance of color and design.