Whether you're hiking up a mountain or going for a walk around Grandma's house, the MDM0035 Hiking Boot has you covered. A sturdy 50K outsole sports a genuine super slap rubber construction for excellent grip and traction across any terrain. The specialized, moisture-wicking SD Footbed offers antibacterial protection as it sits atop an XSD Insole with an injected composite X shank for maximum stability. The footbed is also removable and machine washable, so you don't have to worry about unpleasant odors sticking around in your boot forever. Moisture-wicking, antibacterial, and machine washable SD Footbed XSD Insole with injected composite X shank 50K Outsole with genuine super slab rubber.