You will need to use your Promo Code at ColorPlay by following these steps: Add your favorite items to the shopping cart, then click to log in or create a new account, then go back to the shopping cart interface of colorplay.in and select the items you want to buy. Then, click Pay to enter the payment page, you can see the prompt [Use your Coupon], check the ColorPlay Coupon Code of your choice, and then return to the checkout page and click Pay.