With 1.4 billion pores per square centimeter , this ingenious membrane mimics human skin , allowing moisture to leave through the breathable interior .
With 1.4 billion pores per square centimeter , this ingenious membrane preventing it from re-entering your shoe .
With 1.4 billion pores per square centimeter , this ingenious membrane mimics human skin , allowing moisture to leave through the breathable interior , but preventing it from re-entering your shoe .