The Apex Collection, all new from The Original Muck Boot Co. The Apex is a high-performance hunting boot built on an innovative platform for high endurance outdoor pursuits requiring a more athletic and agile boot. 100% waterproof and coupled with breathable mesh linings to provide elite protection and moisture management. The upper features a lock-down zipper closure system, a natural scree collar and surprisingly light-weight performance for great comfort and fit. Equally at home on loose rocky terrain, cold/wet ground and of course, the MUCK. Features: Dual Density Insole for All Day Comfort. EVA Midsole for lightweight comfort and shock absorption. Lugged rubber outsole for durable traction. BioDEWIX footbed insert topcover with NZYM for Odor control and Moisture Managment.