These ceiling tiles are finished in antique design and are made of uniform extruded polystyrene foam. With this technology, it is possible to obtain smooth and even surface. They will give your ceiling an extremely attractive look. Additionally, the tiles have high water resistance and their smooth surface makes them easy to clean with ordinary cleansers. All of the tiles can be painted. The tiles are 20"x20" and are easily glued to any ceiling without any prior preparation.
Please Note!:
These tiles are made in Europe in metric system and are APPROXIMATELY50cm x 50cm (20"x20").

Photos:

2 tile by 2 tile representation: