The Under Armour Pulse II Grit is specifically designed to keep you warm and dry in tough weather. Lined with ColdGear® Infrared, helping you stay warmer, longer. Upper treated with UA Storm, a water resistant treatment which provides protection from the elements. Sculpted foam midsole design provides a smooth lightweight ride and structure. Antimicrobial treatment minimizes the risk of odor causing bacteria and infectious fungus. Solid rubber outsole covers high wear areas and provides full ground contact and traction without adding weight.