1. Material: aluminum alloy
2. Ability training: intellectual development, manual brain exercise, hand-eye coordination
3. Applicable age: 14 years old and above
4. By sliding the marbles and twisting the two semicircles to align the colors of the small balls, it not only relieves the pressure, but also relaxes the brain
5. Product specifications: 5 cm in diameter
6. Product net weight: 100 grams

Packing list:
-Psychedelic ball x 1
-Small colored beads x 12
-Instruction x 1 copy
-Certificate x 1