USB is combining modern design with functionality and takes its strength from two profile fixed from the floor-to-ceiling or from the floor-to – wall. It can be used as a completely open shelf system with adjusted shelf intervals, according to need and space, also turn into an all-in-one working and storage system with cabinet, drawer and table top additions can be integrated into bottom side of unit. USB saves space by using working and living spaces effectively and can be used as an exhibition-storage unit positioned in front of the wall or as a separator creating semi-transparent spaces. Thanks to its flexible size, module and layout options, it responds to different usage scenarios in homes, offices, waiting areas, stores, libraries and many sectors.