It’s very simple!
1. Make sure that you're logged into your Sensaterra account on which you want to redeem the code.
2. Add the product you want in the cart and proceed to payment.
3. Enter your code in the box before paying.
4. Make sure that you enter the promo code using the correct characters.
5. Click Redeem.
6. A success message will appear once you've successfully redeemed the Code.
Note: remember that promo codes may expire or only be active for a short period of time, so make sure to use your code right away.