http://www.lenskart.com/sunglasses/brands/sentral-sunglasses.html click “Your free sunglass code from left menu” (see image below) Tip:- Clear cookie and disable adblock if you not able to see this Click on share or tweet to get free coupon Share on Twitter or Facebook wall A unique code will be displayed there Use coupon to get Sentral Sunglass for Rs. 199 only