The recommended boot for traditional mountaineering and demanding trekking. Description of the evolution of the Nepal Trek model, adopts the upper of the Nepal Evo model combined with a less rigid and lighter structure. Ideal for traditional mountaineering, demanding trekking and for hiking professionals who always demand maximum performance, in all conditions of use. The use of the Gore-Tex® lining makes it completely waterproof and breathable. Tomia cut with "3D Flex System" hub, an innovative multidirectional ankle hub system. New fascinating and comfortable form. New inter -tank with differentiated thicknesses in PU amortizing in the areas below the heel and the sole of the foot. Exclusive sole with IBS (Impact Brake System) technology, designed in collaboration with Vibram®, designed to decrease the impact on hard land. Removable tongue with incorporated ventilation system, it gives the possibility of having a personalized fit adjustment for each foot. Asola in Ez Out (patented) fettuccia facilitates the release of the lock. Sportiva La Sportiva Tomaia: Hydro-Perwanger® HydrorPerpempare 3+ MM lining: Gore-Tex® Performance Comfort Forecast: Ibi-Thermo Insulating 6 mm Patents: Registered Design Measures: 38-48 (including half measures) Weight: 950 g ( 1/2 pair) sole: Vibram® Impact Brake System. Plus + lightness and solidity. + Fursery and comfortable form, for those looking for maximum performance in all conditions of use. + Waterproof and breathable gore-tex® lining.