Size: 90 [2-piece set] Jacket + Pants. Material Composition: 65% Cotton, 35% Polyester Care Instructions: Machine Washable [Design] Simple and plain design, well-made, and the pants have an elastic waistband for easy and comfortable wear. Can be used as a set or as separate pieces. [Suitable for a wide range of occasions] Suitable not only for formal occasions such as piano recitals, concerts, graduation ceremonies, entrance ceremonies, weddings, Shichi-Go-San (Children's Day), and family gatherings, but also for birthdays, parties, and other events.