Block Toy ☆ NUCLEAR SUBMARINE This is a block toy similar to LEGO. It's a product from a local Chinese company, so the price is quite reasonable. It comes with a simple assembly manual, and the way to play is the same as LEGO. Basic parts are compatible with LEGO and can be used interchangeably. Number of pieces: 193 Target age: 6 years and older Box size: 28cm X 21cm The product is a new, unopened, and unused item purchased for sale, but the outer box is slightly crushed during import. Please be aware of this beforehand.