The upper material used in the Dakota Mid Brown Boot is Nubuk leather, which is hydrophobic and breathable and between 1.6 and 1.8 mm thick. The inner lining uses Gore Tex Performance four layer Gore Tex laminate, which is both waterproof and breathable. This is a highly abrasion resistant lining with fleece mid layer. This boot has optimised climate comfort for all year round use, with increased chemical protection.