On this page there’s 5 highlights (view in Baymard Premium) outlining what Amazon are doing right and wrong.
(Tip: use the arrows above or on your keyboard to navigate all 387 search field examples.)

The screenshot was taken on November 22, 2019 and depicts Amazon’s Search Field. In total, we’ve reviewed 90 of Amazon’s page designs. To see them all, visit the full Amazon UX case study.