Using this product is a breeze. First, take out the figure from the set. To transform it into a precure, pick up the included hair and clothes pieces and carefully attach them to the figure. When you want it to be in civilian mode, just remove those pieces. As for maintenance, keep it away from sharp objects to avoid scratches on the figure. Also, store it in a dry place to prevent any damage. When handling, be gentle with the small parts like the accessory to prevent it from getting lost or broken.