51pcs /Box Children Large Particle Assembly Building Blocks Boys City Engineering Construction Puzzle DIY Toys

1. Material: ABS
2. Applicable objects: children (4-6 years old)
3. Number of particles: 51
4. A variety of shapes randomly assembled, exercise children hands-on ability
5. Engineering team theme blocks, restore the busy construction site, improve the baby general knowledge of life, rich imagination space
6. Large particle blocks, diversified matching, to meet the child thinking
7. Rounded corners, smooth and burr-free, play without hurting hands
8. Full of color, solid construction is not easy to fall apart
9. Color box size: 34 x 25.5 x 10cm