Muck Arctic Ice Tall Boot Brown 13 Heavy-duty 8mm CR Flex-Foam neoprene is 100% waterproof with exceptional comfort, flexibility, shock absorption and heat retention properties; adjusts to your foot&';s contours to resist chafing;Flexible Spandura adds protection against wear; improved midsole for better support;Soft fleece lining enhances comfort, provides superior warmth, and is durable for long, cold treks;Vibram Arctic Grip outsole pods provide advanced traction on wet ice; Vibram Icetrek full base layer provides the highest level of traction on dry ice;Multi-directional outsole lug design offers excellent traction on multi-surface terraintable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 5600 Product Group Code: 5600B Product Sub Group 1: 5600B1 Inactive: No