1087Pcs Metal 3D DIY Mechanical Bull Animal Model Assembly Kit for Adult Features: HIGH QUALITY MATERIAL: Adopt high-precision laser cutting technology and the high quality Stainless Steel + Iron + Copper material to produce, durable and last long. FINISHED SIZE: 12.59 x 2.75 x 5.11inch / 32 x 7 x 13cm. DIY MODEL KITS: Total 1087 small pieces. the product needs to be assembled according to the drawing instructions and tools, enjoy the process of assembly. It doesn't need glue, just put it together with the screws. Perfect Brain Teaser Puzzle: It takes about 8 hours or more to build it. It depends on personal hand skills. It'll be an amazing and wonderful DIY experience when you have finished it. EDUCATIONAL TOYS: Children can not only exercise their practical ability and creativity but also allowed them to enjoy the joy of assembly. It can enhance 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: It is perfect gift for people who like crafts, dinosaur or puzzle or other brain teaser. Meanwhile, it is also a great choice for decorations or ornaments at office, living room, bedroom, coffee bar, etc. RECOMMEND AGE: It's suitable for adults and kids over 14 years old. NOTE: 1. The edges of the product are sharp, so don't play with the baby to avoid injury. 2. Each joint is movable with light function. instruction: the manual is in the flash drive. if you can't find it you can also use this one. https://www.facebook.com/media/set/?set=a.392400018521721&type=3 Specifications:.Color: As Shown.Material: Stainless Steel + Iron + Copper.Product Dimensions: 32 x 7 x 13cm.Product Weight: 1390g.Package Dimensions: 25 x 12 x 10cm.Package Weight: 1715g.Packing: Storage BoxPackage Content:.1Set x Model Kit.1 x Cross Sleeve.1 x nipper pliers.2 x Screwdriver