Here's how to use Promo Code when shopping at Liquid Death: Add new items to your cart and click Place Order. Log in to your account at liquiddeath.com or create a new one. Then, click the Calculate button, and finally jump to the payment page, you will see the information of [Select your Coupon], click to select the Coupon Code you want to use, and then return to the payment page to continue to complete the payment. Please note that used Coupon Code will be automatically removed from your coupon.