To use this product, start by opening the 3 boxes and sorting out the plastic model parts. Then, follow the assembly instructions step by step to build the Black Might Gaine. Make sure to handle the parts gently to avoid breakage. After assembly, place the figure on a stable surface. For maintenance, keep it away from direct sunlight and excessive moisture. If it gets dirty, you can use a soft, dry cloth to clean it. Don't try to force any parts together as it might damage the model.