Proven Muck rubber boots built to take on all kinds of terrain, The Original Muck Boot Company Apex Pro Rubber Boots for Men with Artic Grip combine Apex performance with advanced outsole design. These high performance rubber boots surround your feet with a warm, comfortable, and waterproof 5mm neoprene bootie upper lined with a breathable mesh and topped with sturdy rubber overlays over the foot and synthetic shin guards. Dual density footbeds with a soft memory foam top layer soften every step under your feet. Aggressive Vibram Arctic Grip outsoles combine Vibram Arctic Grip polymer compound for grip on wet ice with XS Trek Evo for superior durability and traction on wet and dry surfaces. High performance Apex boot performance with advanced cold weather outsoles Warm and and waterproof 5mm neoprene bootie upper Tough rubber overlays over the foot Synthetic shin guards Breathable mesh linings Dual density insoles with memory foam top layer Lightweight EVA midsoles Advanced cold weather outsoles Vibram Arctic Grip for wet ice traction XS Trek Evo compound for superior durability and traction on wet and dry surfaces