NWT size : 14 The perforated tongue adds breathability and air flow, critical to keeping you cool. A heat-reflective strobel sock reflects heat from pavement and concrete away while a new, infrared refracting leather drops surface temperature. Removable 5.11® support plate to support carrying a heavier load Slip and Oil resistant full rubber outsole with multi-direction lug Ortholite® insole Ortholite® Achilles pad for better heel hold