On this page there’s 4 highlights (premium only) outlining what REI are doing right and wrong. (Tip: use the arrows above or on your keyboard to navigate all 45 ‘M-Commerce: Filtering Options’ design examples.)
The screenshot was taken March 24, 2015 and depicts REI’s Filtering Options. In total, we’ve reviewed 40 of REI’s design elements. To see them all, visit the full REI UX case study.