Oswin Ply Platinum, ISI 710:2010 certifed, comes with an unbeatable 108 hours boiling water proof guarantee compared to the industry standard of 72 hours. They can also withstand massive variations in temperature and climate due to anti-stress measures implemented at every stage, making it the most preferred choice for indoor and outdoor woodwork. When the going gets tough, Oswin Ply Platinum gets going.