Experience explosive performance during interval training thanks to the dynamic support of the ASICS Magic Speed 4. Get the most out of your fast running sessions with the unparalleled support of the ASICS Magic Speed 4. Midsole The full-length carbon plate will provide you with extra stability while walking and also propels you forward. Upper In strategic places, the Engineered Mesh upper provides flexibility and breathability, while in other places the shoe fits a bit tighter. The shoe is a bit tighter around the midfoot for a safe and supportive feeling. In addition, the upper is partly made of recycled materials. In this way, ASICS tries to make its products increasingly sustainable. Outsole The leading ASICSGRIP technology ensures that you have perfect grip on all surfaces, thanks to a combination of rubber and specially developed studs. You experience better traction on different surfaces. This allows you to run many kilometers, both on the road and in nature!