Bring the breathtaking views of the Windy City right to your fingertips with this meticulously crafted mini building block set. Piece together the unmistakable silhouette of the Willis Tower, the second-tallest building in the United States, along with the neighboring skyscrapers that define the Chicago skyline. This engaging construction project delivers a satisfying challenge for architecture enthusiasts and skyline lovers alike.

• Contains: 971 pieces.
• Measures: 4 3/4″ x 3 15/16″ x 6 15/16″.
• Recommended for ages 7+ with assembly instructions.