On this page there’s 2 highlights (view in Baymard Premium) outlining what Costco are doing right and wrong.
(Tip: use the arrows above or on your keyboard to navigate all 147 added to cart confirmation examples.)

The screenshot was taken on December 13, 2023 and depicts Costco’s Added To Cart Confirmation. In total, we’ve reviewed 65 of Costco’s page designs. To see them all, visit the full Costco UX case study.