High-Quality Fabric: Made from durable material, more comfortable, and has a firm handfeel. Set Includes: Navy blue top, navy blue trousers with an elastic waist, which are closer to the prototype. Upgraded Detail: The Button with spiral pattern recreates the details of the anime. Upgraded Design: Shoulder pads cut a figure, hidden snaps on the placket make it fit more snugly. Purchase Tips: Check the Osias size chart for the best fit. For sizing concerns, contact Osias customer service.