Features mesh upper traditional lace closure Merrell Barefoot 2 construction for enhanced proprioception and stability during variable movement TPU film heel counter for security breathable mesh lining Integrated insole FLEXconnect dual-directional flex-groove EVA foam midsole for agility and stability Vibram TC5+ Vegan-friendly stack Height (heel/toe): 14.5/14.5mm; drop: 0mm; lug: 2mm