This cross comes in two sizes and can be used as a Christmas Card with your own personal message on the back. You can have up to 4 lines and 50 characters engraved on the back of either size of cross (small or large). This is a great card that the receiver will cherish forever. In the shopping cart, there will be an option for engraving on Back. After you have selected the engraving option, in the text box, enter the 4 lines that you want engraved on the back with the end of each line depicted by a forward slash "/". For instance if you want the following message engraved on the back of the cross, Merry Christmas, From The Jones Family You would type in the box " Merry Christmas,/From/ The Jones Family/ It's that easy.