Bricks are engraved using state-of-the-art laser technology to ensure strength and durability for many years to come. Please enter detailed engraving information in the text fields. Messages are 18 characters per line – including spaces and punctuation. All engraving is in capital letters. Engraving is limited to 3 lines on a 4″x8″ brick or 6 lines on an 8″x8″ brick.