Design: This is a perfectly designed DIY kit, which requires you to complete it yourself. This mechanical wooden educational toy uses precision laser cutting of high-quality plywood, which is both safe and convenient. Decoration: After finishing, you can buy a frame to hang and decorate the living room, bedroom and other places. It is done by yourself, this decoration makes sense. Gift: This is an amazing gift on any occasion. On Christmas, New Year, birthday, Valentine's Day as a gift for boyfriend, son, father or grandfather. In addition, it can also be used as a home decoration on the desk in the study.Material: made of high-qualitylinden wood. It is wear-resistant and corrosion-resistant, not easy to crack and has EU REACH phthalate 6P test certificate, you can buy it with confidence. Specifications: This product is sold one by one,the finished size is 18x8x6cm (length x width x height). Benefit: This gift can be given to our colleagues, girlfriends, friends, relatives, etc. It looks neat! I was sure they would like it when they received it! This is a challenging 3D puzzle, but if you are patient, even a beginner can find a satisfactory version. Note: 1. Due to manual measurement, please allow an error of 1-3 cm. Before bidding, make sure you do nt mind. 2. Due to the differences between different monitors, the picture may not reflect the actual color of the project. 3. If you have any questions, please contact us. We will give you a satisfactory answer.