Look ahead. Always keep going. A collaboration between adidas Running and genre-defying star Pharrell Williams, these Ultraboost DNA Shoes fuse the designer's unmistakable style with top-tier running technology. Stretchy adidas Primeknit adapts to the shape of your foot as you power through your run. A grippy rubber outsole keeps your feet right where you plant them while the responsive Boost midsole cushions your stride mile after mile.