"The zip pocket from Exacompta is made of EVA plastic, a common material in the packaging industry, known for its strength and flex ibility, hard to tear, easy to transport." "This folder can contain any type of supplies, documents, accessories, pens, personal effects ... that will be protected and visible as it remains transparent." "The plastic is waterproof for greater protection of the contents. The pocket can be used as a travel accessory, a practical kit for passing airport liquid controls." The zip is reinforced for a greater durability.