Blue Rug, 3×5 Area Rugs, Persian Isfahan Rug. This Handmade Persian Isfahan area rug is made and signed by Shahshahani the Isfahan rug producer. Kork wool in a fine grade of wool and Persian Isfahan rugs are constructed with this fiber. This Persian area rug is made of a combination of kork wool and silk on a silk foundation. Isfahan Eslimi design is inspired by mandala design, it is one of the most beautiful designs used in Isfahan and Tabriz rugs. It is decorated with blue, red, white, brown, gold and green colors. An excellent addition to your small living room or your bedside. The rug size is 3×4.5.