Built for pursuit in most cold weather conditions, the Pathfinder finds itself at home in a variety of environments. 100% Waterproof and 100% MUCKPROOF, the 5mm neoprene bootie is designed for comfort, performance, and all day wear. Inspired by the flexibility of the Apex Pro, this boot is equipped with flex notches in the front for added comfort and high-performance. Its stretch-fit topline binding snugs your calf to maintain warmth while the safety orange airmesh lining improves breathability. The Pathfinder's reinforced toe tip and heel counter provide durability while the modified rubber bob sole quickly disperses debris. 100% Waterproof 5mm Neoprene Bootie for Comfort and Performance Stretch-Fit Topline Binding Snugs Calf to Keep Warmth In and Cold Out Breathable Air Mesh Lining Facilitates Air Circulation Reinforced Toe Tip and Heel Counter provides Durability Modified Rubber Bob Sole with Innovative Lug Design quickly Disperses Debris bioDEWIX Footbed Insert Topcover with NZYM for Odor Control and Moisture Management Muck Boot Company Pathfinder 15 in.