Trango Tower Extreme GTX is the fully cramponable boot designed for technical mountain use on ice and mixed terrain. The upper is made with an exclusive high-tenacity fabric with mono-bava reinforcements featuring differentiated Honey-Comb Guard™ anti-abrasion zone technology positioned in the areas most subject to abrasion. The characteristic Trango aesthetic line is functional to weight containment, to which the tread made by Vibram with the exclusive La Sportiva Cube design with lightweight thicknesses also contributes. The Gore-Tex Insulated Comfort membrane guarantees thermal insulation, waterproofness and breathability, the 3D-Flex System ankle joint allows for better control when supported. The differentiated lacing between the upper and lower part allows for perfect adjustment of t.