HIGH QUALITY MATERIAL: Adopt high-precision laser cutting technology and the high quality Stainless Steel material to produce, durable and last long. DIY MODEL KITS: The product needs to be assembled according to the instructions, enjoy the process of assembly, interesting. It requires to assembly with great patience and observation because it is a bit challenging, taking about 2-5 hours to be complete. It dont need glue or battery, just put it together with the screws. EDUCATIONAL TOYS: Assembling 3D model is especially beneficial for kids as it enhances creative thought skills, promotes critical thinking skills, develops problem-solving and reasoning skill. It looks cool and creates a decent challenge for kids and adults. PERFECT GIFT & DECORATION: Once the model is completed, you will feel a sense of accomplishment. It will get lots of attention. Its very ideal gift for people who like crafts, dinosaur or puzzle. Meanwhile, it is also a great choice for decorations or ornaments at office, living room, bedroom, coffee, etc. RECOMMEND AGE: Suitable for adults and kids over 14 years old. NOTE: The edges of the product are sharp, so dont play with the baby to avoid injury. Please take carefully while assembling.