Men。Multidirectional stretch mesh uppers adjust to the shape of your feet for exceptional fit DUOMAX™ support system positions firm foam along the inside of the shoes to help prevent excessive inward roll (pronation) just after the feet contact the ground FLYTEFOAM™ propel technology creates lightweight midsole foam that is soft and bouncy Rearfoot GEL™ technology cushioning under the heels reduces shock when the feet contact the ground Contoured sockliners add that extra comfortable finishing touch, molding themselves to the unique shape of your feet Trusstic System™ technology features a comolded piece found under the arch of the shoe that provides stability, reduces shoe weight and helps extend the life of the shoes Light AHAR™ sponge rubber on the outsoles reduces wear and enhances cushioning Super AHAR heel plugs utilize higher-abrasion rubber in areas of heavy wear to extend the life of the shoes