According to a recent study performed at CU Boulder, the nike air max 90 gs navy size 7 uk price list% actually improves marathon efficiency over other top models. The study showed that runners saw an approximate 4 percent increase in efficiency while wearing Nike’s new top performance silhouette – hence the name Zoom VaporFly 4%. The study included comparisons of other top Nike models as well as shoes from other brands. The full details of the study can be seen on Wired. However, it has not taken the Swoosh brand long to proudly display their findings, as it has already taken to Instagram with the post below.
