POP-UP DESIGN: Delightful 3D pop-up birthday card featuring a festive cake, balloons, and party decorations that spring to life when opened Make any birthday celebration extra special with this delightful 3D pop-up birthday card! When opened, this innovative greeting card transforms into a festive display featuring a vibrant birthday cake, colorful balloons, party hats, and wrapped presents - all beautifully arranged in a pink box design. The card includes charming details like decorative bunting banners, sparkling elements, and a bold 'Happy Birthday' message that creates an instant party atmosphere. Each card comes with a blank envelope and measures 3.2 x 7.5 inches, providing plenty of space to write your personal message. The pop-up mechanism creates a stunning dimensional effect that makes this card a memorable keepsake. Perfect for birthdays of all ages, this card combines playful design with premium craftsmanship to deliver a truly special birthday greeting that stands out from traditional flat cards.