Flipkart — Regarding product received of different brand and damaged used product

Website:

www.flipkart.com

I purchased a jeans from flipkart order id OD[protected] it was deleivered on 19th july when i opened the package it was completely different it was not of my size brand labels were not attached and it was distressed jeansIt was completely different from the picture so I requested the return at that time only with proper reason but when today the deleivery boy came he denied the pickup please help about this issue as soon as possible and I am trying to get callback fromthe customer careBut till now no call received please do something its very bad that customers had to suffer because of flipkart