100% brand new and high quality Adopting reliable plastic It is a traditional educational toy for kids and adults For kids, it can develop their brain and logic thinking ability For adults, it can release their pressure after work It can change various appearances with vivid mobility nodes Small dynamic and static friction coefficient ensures safe and smooth rotation The interface is smooth and each corner has a chamfer Good abrasion resistance and texture in hand It is popular in coffee shops, waiting rooms and other places Changeable and creative You can turn it into hundreds of shapes, figures and models, such as bird, duck, tortoise, basket and so on