1)Professional in Mosaic Fabricating 2)Irregular Shape,Size 3)Abundant in Natural Colours Processing 4)Many Materials ... , 15x15mm, 20x20mm, 25x25mm, 30x30mm with rectangle, square, round, hexagon, irregular, oval shape.Sheet Size 300x300, 305x305, 400x400mm, 457x457, 600x600, 120x300mm, 100x330mm, 200x400mm ...