Select the style, size or character of the letters, numbers and symbols you want to select. Then drag each one up to the wall. When you are happy with it, save your wall giving it an appropriate name. You can select the background of your graffiti wall to place your letters onto. When you are happy with the way the letters look together and have saved it, you can click on BUY NOW and they will be added to your basket.
NB. If you want to delete your wall and start a new one after it has become locked then remove it from your basket, if it's not yet added then please add to basket then delete.
When selecting the 43cm letters for the graffiti wall, it may be easier to select them by clicking on the relevant letter in the character drop down and then dragging and dropping the letter onto the wall.