Small Toys, Big World Come and discover the secrets of world famous buildings and build your own building yourself! This would be a great addition to any collection and a perfect for any inspiring designer,architect or collector. Specification:Material: ABS high quality environmental protection plasticNumber of blocks: 4032 PcsPackage size: 39 × 32× 7.5cm / 15.4"× 12.6" × 3"Applicable age: 13 years old and above This building blocks set has different views from different angles. It contains many architectural details and gives you a different architectural experience. Best Gift: For those who like handicrafts and miniatures, this is a great gift and collectible. This may be a challenge for you. But as long as you persevere and complete the last step, you will have a lot of fun. Step-by-step building blocks can mimic a child's observation, imitative ability, and attention. A good gift for children, very suitable for the happy hour of parents and children.children will be very happy when they receive this gift. Of course, when the children enjoy his gifts, mom and dad also enjoy their own good time. Note:1. Due to the light and computer monitor difference, the color may be slightly different from the picture. 2. Allow 1-2cm measurement error instead of manual measurement.