Foldable Fidget Spinner

注意698轴承的选购。顺滑度：陶瓷698（不带盖） > 698（不带盖） > 698 2rs（胶盖） > 698 zz（铁盖）可以弯曲折叠的指尖陀螺，形状由你自己决定，需要一个698轴承（不用608zz的原因是他太大了，不适合小手）A flexible, foldable fidget spinner that allows you to decide its shape. It requires a 698zz bearing (instead of a 608zz bearing, which is too large and not suitable for small hands).