This is the Flexi-Cubus - an anti stress mechanical fidget toy in the shape of a steampunk skeleton cube made out of eight joint-connected spheres. This flexible connection allows the spheres to move & roll over one another creating different geometrical shapes. Each sphere in this piece of kinetic mechanical art is a mini-mechanism comprising six segments connected with a hinged joint.The geometrical anti stress toy takes the shapes of a rectangle & a 3D cube transforming by bending the joints from one to the other & back as many times as you want. The best part about this model is that it’s also a great DIY project. This fidget cube is 3D laser cut wooden puzzle, & you get to assemble the mechanism yourself! Model size: 4,5 x 2,4 x 1,1 in (11,5 x 6 x 2,8 cm) Parts count: 144 ♦ The Flexi-Cubus is designed as a means to improve your attention & focus on a task you are working on. It will help you to relieve anxiety & stress, & direct your thoughts & feelings in a positive way. ♦ The infinite transformations of the fidget puzzle Flexi-Cubus will help you to come up with more & more brilliant ideas! ♦ This kit is made from sustainable wooden materials. Like all other UGEARS models, it has all you need for assembly: a set of high-quality plywood boards with precisely cutout parts, detailed step by step instructions & several spare parts inside. It fits together like a puzzle without glue or special tools. ♦ GREAT CHOICE as a Thanksgiving Day Gift, Birthday Gift, Christmas Gift, Father’s Day Gift, Men Desk Decor Gift, Engineering Gifts, Back to School, Gift for Boys & Girls, for friends & family members. Anti Stress Mechanical Fidget Toy, 3D Laser Cut Wooden Puzzle, Father’s Day Gift Art