Amazon.com | MUCK Men。Designed for athletic hunters and outdoor enthusiasts of all types to move fast and with confidence on tough terrain. Apex is built with an innovative construction for high-endurance treks that require a more athletic and agile boot while still providing comfort and waterproof protection. 100% waterproof construction coupled with breathable mesh linings to provide elite protection and moisture management. Surprisingly light-weight performance for great all-day comfort and fit. * 100% Waterproof * 5mm CR Flex-Foam neoprene liner is 100% waterproof with exceptional comfort, flexibility, shock absorption and heat retention properties; adjusts to the contours of your foot to resist blisters and chafing * Lock-down zipper closure system, with a waterproof zipper, the industry\'s finest and most durable technical zipper construction * Breathable mesh lining facilitates air circulation to improve comfort and reduce heat and moisture * Dual density comfort footbed with memory foam for long lasting cushioning * EVA midsole for lightweight comfort and shock absorption * bioDEWIX™ antimicrobial footbed insert topcover with NZYM™ for odor control and moisture management * Comfort Range: Sub Freezing to 65°F / 18°C Note: These are likely a return and may show signs of being tried on, they appear in good unworn condition. They come in original box with tags attached, see pictures for additional detail. Internal ID #395