leather warm winter tactical boots,insulated comfort footwear.The membrane is a very thin film of PTFE, with more than 1.4 billion pores per square centimeter. The pore size is about 20,000 times smaller than a drop of water, but 700 times the size of a water vapor molecule. Thus, the membrane..
Winter boots for troops made by "BTK Group" - contract supplier of Armed Forces. Shoes are designed to wear at low temperatures (-5 to -30 C). Upper material: chromed leather with increased thickness (2.4-2.6 mm) made by "Heinen" (Germany); Lining: "Duratherm" (USA); Membrane: "Gore-tex" (USA); Fin..