• Fully lined with 4mm CR Flex-Foam neoprene, 100% waterproof with exceptional comfort, flexibility, shock absorption and heat retention properties; adjusts to the contours of your foot to resist blisters and chafing
• Breathable mesh lining facilitates air circulation to improve comfort and reduce heat and moisture
• Combining Vibram's All-New Arctic Grip All Terrain outsole with XS Trek Evo compound and their New Traction Lug Technology for added durability and grip on wet and dry surfaces; providing improved traction on loose terrain.