... Pen shell tile:We offer various shell mosaic, such as river shell mosaic, MOP shell mosaic, abalone shell mosaic, capiz shell mosaic,shell border,mother of pearl mosaic painting,pen shell tile,brownlip shell tile ... product without radiation.1. Material: River shell, black MOP shell, white MOP shell, yellow MOP shell, abalone shell, capiz shell.2. Color: All colors are available.3. Size ...