Feature: 1. Physical And Mental Health: Playing 3D cylinder puzzle toy is able to improve mental development and relieve psychological stress to let be more relaxed. 2. Rotatable: Change column through rotation, up and down slide decompression toy to restore slider color, and slider can be disassembled, has more dynamic. 3. Appearance Design: Color of decompression cylinder puzzle toy is rich, which stimulates children color sensitivity and color cognition, and has interesting tyre modeling. 4. Exercise Thinking Ability: The design concept of fidgeting cylinder puzzle toy is able to improve people thinking ability and make thinking active. 5. ABS Material: Fidgeting game rotation toy is made of ABS material, which is durable and has a long service life. It can be used for a period of time. Specification: Item Type: Cylinder Puzzle Toy Material: Plastics Size: Approx. 8.6 x 4 x 4cm / 3.4 x 1.6 x 1.6in Suitable Age: Above 6 years old. Package List: 1 x Cylinder Puzzle Toy