The Brooks Lady Defyance 6 Running Shoes feature a re-engineered upper with lightweight materials, making this neutral alternative to the famous Adrenaline GTS series, its lightest & fastest edition to date. The Defyance 6 is designed with anatomical Brooks DNA, a Caterpillar Crash Pad that isolates each moment of the laydown for a smooth transition, & an adjustable eye row for a fit that couldnt get closer. In addition, the Defyance 6 contains the eco-friendly Bio Mo Go midsole. The shoe also has lighter upper materials for enhanced breathability. In the neutral area, the Defyance has a varied range of applications & adapts itself to a large number of runners feet through its significant fit.