1. Material: plastic
2. Function: decompression educational toys
3. Flexible body design smooth operation
4. Small and portable can be held with one hand
5. With a separate track the marbles can be rolled at will
6. The track can be changed and the playability is high
7. Weight: about 95 grams
8. Size: about 7x7x7 cm
Geschikt voor: 3.
