Features:1. Decompression Design: The decompression design is very simple and consists of eight small cubes, each cube can be rotated from any direction and angle, for your hands to release your mood.2. Improve Concentration: This toy can bring endless fun, can improve your concentration, so that you can focus on the task at hand; irritability during study or work will reduce your anxiety and stress, allowing you to concentrate on solving the project.3. High-quality Plastic: This cube is produced of high-quality plastic, exquisite and durable, and safer than traditional high-speed stainless steel bearings.Description:Ideal for people who try to bite their nails, smoke, shake legs and all types of attention disorders. The arc-shaped design accords with ergonomics, feels comfortable and can be used for a long time. A good choice to kill time, very suitable for adults and children with anxiety and autism.Specifications:Material: plasticColor: multi-color mixedType: Graffiti blue, heavy metal, skull, Dynamic relationship, iridescent cloud, Pink Beauty, geometry, Purple sky, ColorfulPackage Included:1 x Puzzle CubeNotes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.