Muck Originals is a collection of light-duty, yet essential footwear built for everyday use. The Leather Originals feature a durable rubber shell with a full-grain waterproof leather upper, and hand-laid rubber for flexibility.- 100% Waterproof- Lace-up construction for a tailored fit- Rugged full-grain leather upper for durable waterproof performance- Removable contour molded footbed with memory foam for long lasting cushioningbioDEWIX anti-microbial footbed topcover with NZYM for odor control and moisture management- Rubber outsole with innovative lug design provides traction while quickly releasing mud and other debris