Features of the Danner Marine Expeditionary GTX Boot Superior abrasion and scuff-resistance Full grain nubuck leather combined with lightweight, breathable Denier nylon Protection in cold and wet environments 100% Waterproof and breathable Moisture wicking Speed lace system allows to tighten from toe to top with one swift tug for a secure, tight Fit Vibram 360 DRI ICE Outsole keeps flexible and stable in extreme cold Handcrafted to provide a wider platform Legendary stitchdown construction offers increased stability underfoot Recraftable