... paper with two metal strip reinforce,apply good protect wall corner.* Very high tensile strength.* Steel with zincification or aluminium, ... High flexibility, replaces traditional paper metal flex tape and metal corner bead.Professionals use it for all off angles. Fast, ... ensure straight, reinforced angles for both "inside" and "outside" corner needs. About us:Yantai HYSUN established in 1995,is one ...