Upper: In TechPro Microfibre without padding with integral touch control treatment. Anatomical Ergos NP (nylon/propylene) sockliner with DA2 (Double Action). Insole: Removable and anatomical, perforated and breathable (Net Breathing System TM), made from fabric and shock-absorbing EVA elastomer. Anti-batterial treatment Sole:Axeler in Nanoflex® and differentiated density differentiated density polyurethane with 14 fixed studs. Water resistant, breathable membrane and inner net.