Timberland - Alpine Trail Leather Mid (Gaucho) - Men's: Rugged and dependable with advanced technology and the finest materials built into every boot, Timberland's Hiking Series is engineered for comfort and all day support. In this series you'll find hikers appropriate for multi-day trips, as well as lightweight hiking. Premium waterproof leather upper. Adjustable lacing system for tailored fit. Comfort Zone Chassis with tuned support plate. Stitch and turn tip for added durability. EVA midsole for lightweight cushioning. B.S.F.P. motion efficiency system with active lug outsole. During activity, your foot goes through four motions: braking, supporting, flexing and propelling and follows an "S" shaped center of pressure path. Timberland's engineers have designed B.S.F.P. lugs aligned along this "S" path to deliver improved traction and longer wearing performance.