White iridescent number with a blue and green backgroundThese mosaic numbers are perfect to hang on the outside of your home. The glass tiles are all light and frost resistant so shouldnt degrade or fade. The base is slate and from my local reclamation yard. All the slate is cut by hand which means if you need a specific size other than the stated sizes then just send me a message. There are two holes in the top corners so you can attach it to your wall. There are many colour combinations but if you cant