In olden days, certain sari weavers of Madhya Pradesh grew long nails and made slits in them so that they could spin fine threads to make saris. What are these saris called?

Chanderi saris from Madhya Pradesh are known for their fine fabric and weavers historically grew long nails to create slits for spinning extremely fine threads. Sambalpuri is from Odisha, Dhakai (now Dhaka) is from Bangladesh, and Patola is from Gujarat. Chanderi's unique weaving technique gives it a distinctive gossamer texture.