On this page there’s 3 highlights (view in Baymard Premium) outlining what Diapers.com are doing right and wrong.
(Tip: use the arrows above or on your keyboard to navigate all 306 search field examples.)

The screenshot was taken on April 20, 2015 and depicts Diapers.com’s Search Field. In total, we’ve reviewed 25 of Diapers.com’s page designs. To see them all, visit the full Diapers.com UX case study.