What does gtx in hiking shoes mean?

GTX is Gore -TEXT? Abbreviation for fabric. Goltes? The film is compounded with high-performance textile fabric and sealed with innovative adhesive, thus providing lasting waterproof protection. All Gore messages? The core of the product. It has as many as 9 billion micropores per square inch. These micropores are only one twentieth the size of a drop of water, but they are 700 times larger than the volume of a water molecule. So, Goltes? The film is completely waterproof and allows sweat to seep out of the film. In addition, oleophobic substances are added to the film, which can prevent the film from being damaged by body oil or insect repellent. It is produced by Gore Company in America.