Features: 1. Adopting reliable plastic, it is non-toxic and lightweight. 2. Small dynamic and static friction coefficient ensures safe and smooth rotation. 3. It is a traditional puzzle toy for kids and adults. 4. For kids, it can develop their brain and logic thinking ability. 5. For adults, it can release their pressure after work. 6. It can change various appearances with vivid mobility nodes. Fluent rotation and full of fun. 7. Fit for speed competition.
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3 days ago
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