Recommend Age: 14 y Origin: Mainland China Certification: CE CE: Certificate Block Size: Small building block（Compatible with Lego） Barcode: Yes Gender: Unisex Model Number: MOC Northrop Grumman B-2 Spirit Bomber Building Block Warning: No stickers, only PDF manuals Material: Plastic Plastic Block Shape: Self-Locking Bricks Plastic Type: ABS Number of blocks: 6790PCS Warning: Only PDF manual Features 1: Construction Toy,DIY Toy,Educational Toy Features 2: Christmas gift ,birthday gift,new year gift Features 3: Christmas Building Blocks Features 4: toys for kids,toys for boys,toys for girls Features 5: Increase kids Operational Ability Creativity An outstanding set of 6,790 blocks that will challenge and stimulate creative minds of all ages, providing hours of building fun with a final result that is sure to impress.