[Creative Design] There are 4 well-designed O-shaped concave holes, each with many small beads, which can be moved and rotated by pushing the middle module.

[Safe Material] Made of high-quality plastic, non-toxic, harmless, and tasteless; the edges are designed with uneven particles, which can exercise children's grasping ability and massage the palms.

[Early Education Toy] Help children improve their intelligence, increase patience, exercise hand-eye coordination and master skills, and train brain space and logical thinking skills.

[Widely Applicable] Very suitable for family gatherings and leisure time between classes, keeping children away from computer games. As a pressure relief tool for children's intellectual development and adults.