On this page there’s 16 highlights (premium only) outlining what Costco are doing right and wrong. (Tip: use the arrows above or on your keyboard to navigate all 697 drop-down menu examples.)
The screenshot was taken on May 25, 2018 and depicts Costco’s Drop-Down Menu. In total, we’ve reviewed 52 of Costco’s page designs. To see them all, visit the full Costco UX case study.