Mid-height, ripstop nylon upper with sweater-knit collar and trim for added style. Multi-eyelet front lace fastening with drawstring toggle. Arctic Rubber™ base to provide lightweight flexibility, cold-resistance and resilience. Removable Comfort-Fit multi-layer inner boot system featuring Thermaplush™ soft, next-to-foot wicking layer for warmth. Tundra Rated For experience on snow-covered frozen terrain.