Silicone Stacking Rainbow

6 piece or 9 piece BPA Free silicone stacking rainbows offer:
- Tower building: Early stacking skills @ 6-8 months
- Stacking: Recognizing shapes and sizes @ 9-12 months
- Nesting: Learning how things fit together @ 12-18 months
- Creative Play: Using imagination to build new and familiar shapes @ 18+ months