So why not these a $100 gift card for the purpose you only paid $80.
Some prepaid cards cannot be utilized to shop online or can't used on eBay or with Pay Pal so be apt to check it before invest in. Some of the online retailers no cost shipping you actually use your gift cards together. https://Groups.google.com/g/giftcard-mall-my-gift-info/c/lJb4jNQqwjY