This season we are introducing the Apex PAC ALT Closure. This boot offers a fresh new adjustable closure system to fit the needs of all our Apex consumers. Built to be always ready for most any outdoor pursuit, this highly versatile boot also includes our new and improved Thermal Regulating Fleece. TR Fleece is a revolutionary open-fiber technology that wicks away moisture 33% better than a standard synthetic fleece. 100% Waterproof 4 mm neoprene Adjustable strap closure for a tailored fit Thermo Regulating TR Fleece, improves moisture management in a comfortable temperature range. Dual Density Footbed with Memory Foam for Long Lasting Comfort bioDEWIX™Dry Footbed Insert Topcover with NZYM™ for Odor Control and Moisture Management Lightweight EVA Midsole for All Day Comfort and Support Lugged Rubber Outsole for Durable All-Terrain Traction Muckskin flexible neoprene with abrasion resistant rubber coating 100% Waterproof 4mm NEOPRENE bioDEWIX™ Anti-Microbial Footbed Insert Topcover with NZYM™ for Odor Control and Moisture Management Dual Density Footbed with Memory Foam for Long Lasting Comfort Lightweight EVA Midsole for All Day Comfort and Support Lugged Rubber Outsole for Durable All-Terrain Traction Muckskin Flexible Neoprene with Abrasion Resistant Rubber Coating Thermo Regulating (TR) Fleece, a Revolutionary Open-Fiber Technology that Wicks Away Moisture up to 33% better than a Standard Synthetic Fleece to Maintain a Comfortable Temperature Range This product is intended for severe wet conditions. Made with PFAS chemicals