Mesmerizing Color-Changing Pyrotechnics: Experience a magical moment as vibrant pyrotechnics change color upon blowing out the electronic candle, elevating your celebration with a mesmerizing visual display. Automated Birthday Music: Delight in the automatic play of cheerful birthday music when opening this 3D pop-up birthday card, setting the perfect festive tone for your loved one's special day. Intricate 3D Pop-Up Design: Witness the beauty of our innovative pop-up birthday cards featuring intricate 3D designs that unfold to reveal a captivating surprise, adding an extra layer of joy to any occasion. Premium Cardstock Craftsmanship: Crafted from high-quality cardstock, these birthday cards boast a premium look and feel, ensuring they serve as cherished keepsakes that can be treasured for years to come. Complete Gifting Solution: Each greeting card comes with an envelope for easy mailing and an additional card for your heartfelt messages, providing ample space to convey your warm wishes to your beloved recipient. Description: Celebrate birthdays in style with our vibrant greeting card Watch as colorful pyrotechnics change hues, adding a touch of magic to the moment you blow out the electronic candle. This 3D pop-up card plays cheerful birthday music when opened, creating an unforgettable surprise. Crafted from high-quality cardstock, our innovative design ensures a premium look and feel. Each card comes with an envelope for easy mailing and an extra card for your heartfelt wishes. Make every celebration special with our keepsake-worthy birthday cards Item Name: Greeting Card Material: Paper Battery: 1 Button Battery (Included) Features: 3D Pop-up, Creative, with Music Size Details: A, L: 18cm/7.09", W: 18cm/7.09" (Approx.) B, L: 20cm/7.87", W: 15cm/5.91" (Approx.) C, L: 18cm/7.09", W: 18cm/7.09" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Greeting Card