Postcard Birthday Cake

Celebrate creatively with the BRIXIES Post Card – Birthday Cake — a miniature build kit packaged inside a mailable postcard. Each card contains all the micro bricks needed to assemble a tiny 3D birthday cake, plus space to write a personal note. A fun alternative to a traditional greeting card and a memorable keepsake your recipient can display. Perfect for birthdays, party favors, and surprise happy-mail moments.