Vivobarefoot Women's Tracker AT Low Acorn LeatherVivobarefoot Women's Tracker AT Low Acorn Leather A lightweight hiking shoe that gives you nimble, barefoot freedom, crafted from Wild Hide upper which boasts robust weatherproofing without the need for a membrane. So although youre wearing low, you never feel low. 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