Elegant Thank You Cards for Birthdays of All Ages – From 1st Milestones to Adult Celebrations! These modern minimalist thank you cards are designed to suit any birthday, whether it’s a baby’s first year, a child’s themed party, or an adult’s milestone celebration. The front features a customizable photo slot paired with elegant script typography (“Thank You,” name, and age), while the back includes an editable message for personal notes. With a clean white background and timeless design, these cards adapt effortlessly to any theme, or age group. Perfect For: Baby’s first birthday, Teen milestones (16th, 18th birthdays) and, Adult celebrations (30th, 40th, 50th birthdays)