Short answer
In Mumbai, Abdul Rehman Street (near Crawford Market) is the main wholesale hub for saree boxes, BOPP/PVC zipper bags, woven labels, and hangtags. In Surat, packaging suppliers sit inside and around the Ring Road and Begumwadi markets.
Presentation adds ₹50 to ₹200 of perceived retail value to a saree or kurti set. You can source bulk packaging at:
Tell us what you're looking for and we'll point you to the right market or supplier.