Nike India — product returning difficulties

Address: flat no 11, blue bells society,koregaon park,lane no 6, Pune, Maharashtra, 411001

Dear sir, i wish to return the products, it is unopened
But somehow toll free no. Does not work. And i have error coming in my return order process.
Please do guide. Order no is go[protected]. Email is
[protected]@gmail.com
Mobile no is [protected]
I m trying to contact coustomer care since two days but no respond, its always same hold massegs. I have brought wrong shoe, orthopedic have ask me for something else to wear. I havent opened the box yet. Please kindly arrenge the pick up.
Sincealry anita rawandale