【2025 Advent Calendar2-in-1 Christmas Building Blocks Set】 Assemble 24 Independent Christmas Surprise Shapes per Side A of the Manual, Assemble One Complete Christmas Train Shape per Side B of the Manual. 【24-Day Christmas Countdown Surprise】 24 beautifully packaged boxes, each holding a Christmas-themed brick set for daily unboxing fun. Every box builds a tiny model, and all pieces combine to form a cool big Christmas train. 【Premium ABS Material, Safe to Assemble】 Made of safe, odorless, and durable ABS plastic, with smooth, rounded edges (no sharp corners) for worry-free play. The bricks are sized perfectly for kids to grasp easily and independent exploration. Comes with an exquisite gift box and 24 numbered boxes for convenient storage. 【Must-Have for Fun Family Christmas Activitie】 More than a toy, it’s a bridge for family interaction. Compete in teams or collaborate to build the Christmas train together, adding warm festive vibes to your home. Perfect for parent-child Christmas bonding, suitable for ages 6+ and adults young at heart. 【Ideal Christmas Gift for All Ages】 No more stress about Christmas gifting! The elegant packaging is ready to give—no extra wrapping needed. Perfect as a surprise for kids, a fun choice for teens, or a stress-reliever for adults. It aslo as a Christmas decor to elevate your home.