The Grid Spe Global, Surat — wrong order received

Address:

144001

I ordered the designer blue selfi kurti with yellow long shrug (pretty kurti-017-L size)
but i found unstiched dress material of green colour on 31st March 2018 through blue dart courie. This is really very third class dress material. so I want to return this material.
now i want my money back. Please help me out how I can get my money back.