Straight from the box, the MerrellĀ® Men's Moab Adventure Moc casual shoes fit like they've always been part of your wardrobe. Get all-day comfort with this moccasin-style shoe that marries modern technology perfect on the trail and around town. The upper is built with nubuck leather and mesh for breathability, while the rubber details safeguard feet. A mesh lining encourages airflow, while the FIT.ECO footbed comforts feet and controls odors.