Celebrate your little one's first birthday in style with this adorable black t-shirt. The design features a cute unicorn with rainbow accents and the words 'MY FIRST BIRTHDAY' in vibrant colors. A number '1' with a playful polka dot pattern is also featured. Made from a soft, comfortable fabric, this t-shirt is perfect for a birthday party or everyday wear. It's a fun and memorable way to mark this special milestone. Get yours today and make your baby's first birthday unforgettable!