Materials: 4mm thickness composite decorative panel (surface aluminum and rear aluminum >=0.21mm,core) "MOSAIC" comes from the Greek word, according ... patience is the art work", its English name is "MOSAIC," for different kinds of colors, with different specifications and small block ... soften,dry,clean cloth to clean the face of mosaic. Aluminum plastic panel mosaic (gold, silver,colour , jewel, ....)