Full grain leather upper, with a Protective rubber rand and toe cap. Strobel construction offers flexibility and comfort. Waterproof membrane treated with Aegis antimicrobial solution provides impermeable but breathable barrier. Merrell Conductor Fleece provides lightweight, versatile heat retention in varying conditions. EVA removable footbed. Vibram Thermo Multisport sole/trek rubber
outsole is durable and shock absorbent.