Timberland - Mt. Burbank Clog (Black Tumbled) - Men's: Premium full-grain leather upper for elegant durability. Smart Comfort system technology for all-day comfort and support. Removable multi-density orthotic for pressure dispersion and durable comfort. Durable rubber outsole for comfort, flexibility, and outstanding traction. Airport friendly nylon shank provides support, stability, and shock dispersion, and will not set off airport detectors.