La description

As the main product manufactured, Oberst-HB is a representative product having been installed in countless places domestically and abroad for 14 years.
It is wellreceived by our customers, being supplied to over 100,000 places starting with the Blue House guesthouse(President Gesthouse), Walkerhill Hotel, KBS, Samsung, Ministry of National Defence, Tower Palace, Seoul National University, englishforeign schools, kindergartens, elementary/middle school, etc in Korea, as well as construction sites overseas.

Usage : Indoor finish, sound absorbing material, surface protectant, dew shield