Message lines 1 and 3 on the front can be personalised with character limits of up to 15 per line. Line 2 can be personalised with an age up to 2 characters long. You can also personalise the reverse of these golf balls with a message over 4 lines with a character limit of 15 per line. The message will appear on all three golf balls. Please note that this product is designed as a keepsake, they may be used but Personalised Memento Company cannot guarantee the durability of the print.