For over 15 years, the MerrellM-. Moab has been the choice of hikers when a choice needs to be made, making it the bestselling hiker in the world. Famous for its out-of-the-box comfort, durability and all-purpose versatility, its predecessors have enabled 25 million people to step further outdoors. The all new Moab 3 features a new more supportive insole, a softer more cushioned midsole, and a best-in-class VibramM-. outsole. Our newest generation is the most environmentally friendly Moab ever, utilizing recycled materials in construction. The Moab 3 Mid WP features a waterproof membrane to keep your feet dry.