With a leather-constructed upper for durability and comfort, the TX4 is designed for long approaches on rugged terrain. The "Climbing Zone" toe, featuring VibramA(R) Mega-Grip(TM) Traverse rubber, coupled with the burly Trail Bite(TM) Heel Platform provides maximum grip in scree and mud. Uber-sticky VibramA(R) Mega-Grip(TM) traverse outsole with enhanced stability area and Trail Bite(TM) Heel Braking Platform Durable leather upper for comfort and abrasion resistance in rugged terrain Wide forefoot fit for all day comfort and stability STB Control System(TM) delivers torsional rigidity and support without encumbering underfoot cushion ITEM NUMBER: 17XSIZES: 36 - 43 (half sizes)WEIGHT: 10.40 oz (300g) LAST: Women's Traverse CONSTRUCTION: Strobel lasted UPPER: Leather / 1.5mm PU TechLite rand / VibramA(R) rubber toe rand LINING: Non-slip mesh MIDSOLE: Traverse injection MEMlex / STB(TM) Control System SOLE: VibramA(R) Mega-Grip(TM) Traverse with Impact Brake System(TM)