Impact Black Hole Co., Ltd is the nation's leader in the design, manufacture and marketing of highway crash cushions. IBH currently has approximately 500 products in use in South Korea. These products have helped save thousands of lives on the nation's roadways.This system was designed to protect passengers and road facilities from possible injuries or collision accidents brought about by crashes between cars and road facilities. It provides more flexible and soft kinetic energy absorption ability than other pressure-type products.