Specifications: Name: Assembling Blocks Set Material: ABS Gender: Boy/Girl Age: 14 years old or older Is it possible to DIY: Yes Plastic building block type: diamond small particles Packing: Bag Warm Tips: This product contains small parts, recommended for 14 ages up. Please still requires appropriate adult supervision and is intended to reduce the risk of injuries 100% Satisfaction: Customer satisfaction is our first pursuit, any problem, just contact us, we will solve in 24 hours. Have a good time with your friends and kids!