This UGEARS 3D Puzzle Kit is an excellent addition to your collection. Crafted with high-quality wood, it features a 20 Minute Timer and contains 100-249 pieces to build an impressive mechanical model. The puzzle is brand new, never opened, and perfect for ages 14 and up. It was manufactured in Ukraine and has a contemporary design that makes it an ideal choice for your hobby. The puzzle is suitable for anyone who loves to build, and it will make a great gift for friends or family.