Vivo Barefoot Tracker Leather AT Size 41 Women's Obsidian Leather Brand new, in the box, never worn! The Tracker Leather AT II is the ultimate barefoot hiking boot, built for all-terrain performance with an upgraded leather rand and reinforced double stitching for better durability at key stress points. Its breathable, membrane-free design keeps you comfortable while delivering reliable wet-weather protection. A new breed of hiking boot – crafted to let you move with confidence, connection, and full barefoot feeling. ALL TERRAIN OUTSOLE Less slip, more grip across varied terrain - thanks to enhanced lug design. REMOVABLE THERMAL INSOLE The Thermal Insole has built-in temperature-regulating technology that absorbs, stores and releases heat. This smart thermal layer responds to the naturally changing temperatures of your feet, keeping them warm or cooling them down. WATER RESISTANT Made from materials that are water resistant and materials that are non-absorbent. WEIGHT Based on a single shoe in Men's size: EU 42 | UK 8 | US 9 MATERIALS & TRANSPARENCY UPPER 100% Wild Hide Leather LINING 100% Cotton Canvas + 100% Wild Hide Leather FASTENING Laces, 100% Recycled Polyster (rPET) OUTSOLE 55% Synthetic Rubber, 20% Natural Rubber, 25% Additives INSOLE Foam: 100% Polyurethane (PU) Foam; Thermal sheet: 100% Aluminium; Topper: 100% Polyester