Model developed with resistant materials as a SUV. What you call a tough game, it calls warming up. The structure is made of high quality Fibertec and nylon to promote perspiration. TPU inserted to give resistance to the structure. The sole is made of thermoformed EVA. The inner sole is made of 2mm natural EVA. The midsole is of high quality and durability phylon (shore 55) with flex grooves throughout the surface. Very good quality rubber sole with DIN-70 abrasion.