Myntra.com — I want to return return the product

Address: ICICI bank 3rd floor pushpamagalam estate NH bypass edappally, Cheenavala restaurant, Ernakulam, Kerala, 682024u

Dear sir,
I have purchased some products i didn't really know about insider points team's and conditions, i accidentally collected all the points when it's delivered. So that i couldn't return my product. The items i was purchased it's not my actual size, also it's not the same colour shown in the picture, i want to return it. I contacted customer care executive. And they told me no option for that. This how you treat one customer. I want to return this please help me out