UPPER Upper made in mash and kpu, designed to support every foot shape with a snug and comfortable fit for a prolonged use. The EXO upper construction system. A lateral protection, thermowelded cage, combined with upper, create an exoskeleton that better protect, support and contain the foot durnig running. 3D autofit ankle pad for comfort, protection and ankle wrap during walking.LINING The Gore-Tex ePE membrane provides excellent performance and sustainability, offering a waterproof, and breathable product. The membrane's optimal strength-to-weight ratio allows it to create extremely lightweight and thin products without compromising durability and high performance. The PFAS-free laminate, including the durable water repellent (DWR) treatment, demonstrates a commitment to responsible chemical management, while also reducing the carbon footprint (per Higg MSI). SOLE PRESA® TRN-05 is a sole developed for medium and long-distance activities in a mountain environment, on trails of different technical levels. The ergonomic shank in fiberglass helping and supporting the roll transition at every step.The pronounced lugs and an increased lug size make this sole durable and safe in clinging to any terrain, ensuring a secure grip.