Ready to build BIG? This is our biggest set! With 500 blocks the sky's the limit. This is the perfect set for the avid builder. There's even enough blocks for the whole family to join in on the fun. So put away those video games and have a good ol' fashioned family fun night. Features 8 colors (all HOT and COOL colored blocks) and includes a sturdy storage bin made exclusively for Citiblocs by NeatOh!. Building guide included.