20Pcs MOC Parts 3003 Brick 2x2 Compatible Bricks DIY Building Blocks Kids Puzzle Brain Toy Gift

Certificate Number : no Is Electric : No Battery 3C : Certificate Block Size : Small building block（Compatible with Lego） Barcode : No Gender : Unisex Plastic Block Shape : Self-Locking Bricks Model Number : 3003 Warning : no Material : Plastic Recommend Age : 14y Origin : Mainland China