U-Shaped Damper is the very praised invention for seismic isolation. Unfortunately, the earthquakes are the part of the mother Nature that can not be controlled and foreseen. Therefore, they still are one of the most unpredictable and more scary force that can happen to the populated areas. The unpredictability is the thing that makes the engineers to search for new ways to soften the impacts and to offer more stability and bigger protection. This dampers are lately the strongest and the most efficient help in the fight against the nature.