The classic Mountain Running Bushido II model is now provided with Gore-Tex Invisible Fit Technology, designed for the winter season. Dedicated to the world of SkyRaces is super light, high traction, aggressive and designed to guarantee perfect stability to support all types of off -road soil. Description Bushido II GTX is the invisible membrane version of the classic Bushido mountain running model. Dedicated to the world of Skyraces and designed for use in the winter months, it is super light, with high traction, aggressive and designed to ensure perfect stability to support all types of off -road land. Thanks to the construction of STB control, the TPU skeleton positioned laterally on the upper part descends to wrap the midsole in the medial part that stabilizes the shoe. This solution allows to obtain a member fit and greater general stability due to the synergistic work of the upper and the eternal, as well as reducing the weight of the product, avoiding the insertion of heavy stabilizer inserts in the central part of the shoe. The Frixion red double compensation sole has several support surfaces: the rounded shape of the external wings that rise sideways to touch the interpretation, creates a gradual support angle with the ground while maintaining stability even in case of extreme torsion of the foot. This allows you to run safely on the more technical soil in the presence of roots, stones and branches. Maximum support and adapt to the medial part of the foot, freedom of movement and comfort at the tip. The result is a shoe that, in pure style, stylies it, offers new solutions to the requests of the most demanding runners, rewriting the rules of the game with a construction never seen before in running shoes. Technological information Sportva was stilly the Sportva stilled her it stilled it the stylized Sports the upper air: breathable air network, reinforcements of thermoplastic film, medial skeleton in HF TPU applied on RIP-Stop Liner panels: Gore-Tex Invisible Fit Interale: EVA compression and Libra of Libra System sole: Frixion Red Poggatema: 4mm Ergonomic Ortholitis Dudicans: 6 mm Weight: 280 gr / ½ip size: 36-43 including half size