The Kartotek Birthday Koala "It's Your Day" GC-0166 postcard combines the cuteness of a koala illustration with a clean, aesthetic design to celebrate a birthday. Constructed from A6 European folding cardstock with a matching C6 kraft envelope, it offers a distinctive and adorable presentation for children and adults alike. The blank interior pages provide ample space to write heartfelt and affectionate wishes. It's the charming stationery choice to accompany a birthday gift with elegance and affection.