Create a magical bathroom or inspired kitchen splash backs with stunning mosaic tiles that glow in the dark each tile measures 30cm x 30cm and is made up of 121 smaller tiles measuring 25cm x 25cm so that you can easily achieve a striking tiled effect available in either green glow aqua glow or blue glow each tile appears off white in the light and absorbs light throughout the day to glow brightly at night made with photoluminescent resin the borosilicate glass tiles work by absorbing uv