20PCS MOC Building Blocks 3711 Compatible DIY Light Up Bricks Toy Parts for Kids Creative Play

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 : 3711 Warning : no Material : Plastic Recommend Age : 18,14y Origin : Mainland China