1. Material: ABS
2. The edges are smooth and burr-free, no peculiar smell, so you can play with confidence
3. 3D three-dimensional play, exercise childrens eye-hand coordination and balance
4. Free to build, can play for two people
5. Helps control childrens emotions
6. Control the balance, no matter how high the stack is, it is not easy to fall
7. Use bright colors to capture the babys eyes, let the baby distinguish the color
8. Weight: 16PCS 0.13kg, 32PCS 0.23kg, 48PCS 0.33kg