50pcs 60470 1 x 1 Inverted Compatible Modified Building Block Kit With 2U Clips Brick Particle DIY Puzzle Toy Kid Gift

Is Electric : No Battery 3C : Certificate Block Size : Small building block Barcode : No Gender : Unisex Plastic Block Shape : Self-Locking Bricks Plastic Type : ABS Warning : no Material : Plastic Recommend Age : 14+y