PUMA Women's Complete Magnetist III Running Shoe 100% Synthetic leather and mesh For the light to midweight runner with normal to medium overpronation; centered lacing, it is low to the ground, flexible in the forefoot, and has a new air mesh upper for breathability Sandwich mesh offers breathability and ventilation for more comfort  and a decreased risk of blisters. Reflective detailing enhances visibility in low light conditions, and a memory foam collar construction molds to the foot for a customized heel fit. Lightweight stability plus