The main body material uses high -quality raw skin from domestic body, contains a 3M waterproofing material "ScotchGard®" as a dyeing tyco, and finishes a high waterproofing effect so that the waterproofing material is familiar to the whole. , The effect is finished so that it lasts longer. The leather surface uses dyes and pigments to give a transparency, but after adjusting to a natural color and atmosphere, and then spraying a water -repellent agent on the surface to gain a higher waterproofing effect. It will be waterproof, antifouling and oilproof leather that passed the "ScotchGard®" monitoring test. The lining of the water stop zipper part placed on the front of the series is a specification that enhances water resistance by using a 3 -layer material. It is a standard model that can be used in business situations from everyday use.