The UT Elite series comprises office files and folders of a contemporary design, combining ancient sewing techniques with ecological materials. The three-layer foamed polypropylene structure is strong enough to withstand folding 150,000 times in normal usage, and is furthermore light and recyclable. The material, as well as the delicate pattern with bubbles of various sizes, contributes to a smooth finish that has a pleasant and easy-to-hold feel, promising convenient use.