Kora Silk is a thin plain weave sheer fabric of Silk and used to make Kovai Kora cotton saree. Coimbatore, a region in the Tamil Nadu State India is popular for these sarees. Kora silk is one of the varieties of Banarasi, also known as silk organza kora. The design of these comfortable and lightweight fabrics involves various painstaking steps. Kora Silk is a sheer, sheer silk plain weave fabric. The craftsman weaves it from silkworm which consists of fine spun threads.