330 PCS Creative Intelligence Educational Learning Toys DIY Small Particle Slide Building Blocks

Description :
1. Material : Plastic
2. Dimensions : 19.5 x 21.5 x 6.7 cm
3. Features : Durable, smooth edges without burrs
4. Weight : 165 particles: 400g 360 particles: 800g
5. Applicable age : Children (4-6 years old)
6. Ability training : Hands-on brain, interest training, intellectual development, other ability training, parent-child communication, hand-eye coordination, interactive toys