Those badges look to be custom made by the store that installed them, but there are a few apps that would be able to help you achieve that tiered pricing feature. You can browse through some apps that can give you that tiered pricing, right here.
If you want to create some custom badges to display your sales such as in that screenshot, you could even use a free logo maker program to create something similar, such as this one right here. Let me know if this helps!
|2 hours ago|
|3 hours ago|