In honor the fickle mountain gods, this perfected Pantheon is ready for anything Mother Nature can dish out, with the GORE-TEX® XCR gasket lining to seal out moisture. The breathable mesh lining and tongue hyper-ventilate and the aggressive lugs on the super-sticky outsole let you push yourself to the limit. UPPER/LINING. Strobel construction offers flexibility and comfort. Synthetic leather and mesh upper. Bellows tongue keeps debris out. GORE-TEX® Extended Comfort Footwear lining keeps feet dry and comfortable. Breathable mesh lining treated with Aegis® Antimicrobial solution maintains foot comfort. Ortholite® Anatomical Footbed MIDSOLE/OUTSOLE. Molded nylon arch shank. Compression molded EVA footframe provides cushioning  Merrell Air Cushion in the heel absorbs shock and adds stability, 5 mm Sole lug depth. Vibram® Pantheon Sole/Sticky Rubber.