Interactive Music & LED Light: Equipped with built in music chip and soft LED light, offering delightful multi sensory Ideal for music and light lovers that enhances festival celebration Portable Foldable Design: Compact folding structure makes it easy to carry and share without extra packaging Suitable for travelers or those who want to spread fun and happy on the go 3D Visual Effect: Features exquisite 3D paper carving design with realistic birthday cake pattern, creating surprising and touching for recipients Perfect for birthdays, anniversaries, and special occasion Recyclable Cardstock: Made from thin cardstock, providing natural texture Great for users who want to express care sustainably Versatile Gift: More than birthday greeting card—its unique design allows it to be displayed as home decoration or offices decoration, creating memories for various event like parties and gatherings