Materal:PVC 1)Tough and Not easy to be damaged 2)Easy to makethe cornerin good shape with pleasure 3)keep drying andHard to crack,and make the quality guarantee. PVC Tile Trim can be against rupture or cracked in plaster of engineeringso that it can help to form straight line on the corner, and to protect and reinforce the most vulnerable parts of the mortar. Angle beads play an important role in a project. Because the wall corner is always damaged easily in the process of construciton. It is convenient,easy and fast, so it can help the project save a lot of time.