Color: Black Rose Gold Size: 7,9x5.9 inches Package Includes: Black rose gold happy 50th birthday musical birthday card (with envelope)x1, blank card (for writing wishes)x1, user manualx1 Steps to Use: Open the pop-up 50th birthday card (need to open more than 90 degrees), it will automatically play the "Happy Birthday" song, while the fireworks will change colors with the cheerful music. When you blow out the candles, the music will stop and the card will burst into dazzling fireworks and cheers. 50th Birthday 3D Cake Pop-up Design: Uiorgui 50th birthday card is a great gift for your beloved ones, not only visual enjoyment, you can also write unique blessings to bring an unexpected surprise to the 50th birthday protagonist Excellent Material: This happy 50th birthday card is made of thick and durable paper material with clear printing and bright and vivid colors. The 50 year old birthday card also comes with a beige envelope, which is easy to carry or store and ensures that the card is not easily damaged Funny 50th Birthday Card: This happy 50th birthday pop up card can be used as a 50th birthday gift for women, also can be used as 50th birthday decorations, it is a great photo prop to keep the wonderful party memories.