3C configuration category: other toys under the age of 14 Material: plastic/plastic Whether electric: no Packing method: color box Plastic material classification: ABS Plastic building block type: small particles Number of building blocks (pieces): more than 800 pieces (pieces) Net weight of building blocks: 0.2kg Color: 00956-Cuba Hotel, 00959-Bike Mall, 00957-Gem Shop, 00958-Brick Square Applicable age: teenagers (7-14 years old)