Levi's India — shirt got defected on 1st wash.......

Address:

Adarsh colony akhnoor, Jammu, Jammu and Kashmir, 181201

I bought the tshirt from levi"s store at jammu wave mall...that tshirt cost me 1700 rs ...on the first look...it ws looking so good...so i tried it...and the fitting was amazing in small size
..so i purchased it...when i washed it for the 1st time...it become defected...the size become more than M...n olso become uncfrtable from back.. i m highly disapointed w...its abt 1 month...can i replace that in that store??...plz help me about that