You can have beautiful glass wall panels from Opticolour in myriad of colours to match your cooking decor and express your individual taste. Special effects such as metallic reflection or sparkling look can also be specified. In addition, Opticolour offers printed glass splashbacks where a glass panel features digital printing on the back. Standard Opticolour splashbacks are made from 6mm toughened glass but you can order 8mm, 10mm, 12mm, 15mm and 19mm thick panels, especially if you want a matching shelf or tabletop. Opticolour.