The DEFYANCE is a neutral shoe, but it has the same perfect fit as the top seller ADRENALINE GTS. It is flexible in the forefoot, & provides the necessary support in the heel & metatarsus for the runner. The DEFYANCE contains the eco-friendly midsole Bio Mo Go. Different to its predecessor model, the latest version has the Caterpillar Crashpad, which provides a flowing transition from the initial contact of your heel through to the press-down phase & take off from the toes. The upper is strengthened in the middle & guarantees more stability. 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.