Size: 90 This is a 3-piece set for boys, including a jacket, pants, and a lapel pin. The popular check-patterned suit can be used not only for formal occasions but also as everyday wear. [Jacket] Lined, button closure, with pockets on both sides. This boy's suit can be worn with a dress shirt for formal occasions or with a t-shirt for a more casual look. [Pants] The formal pants have an easy-to-wear elastic waistband and pockets on both sides for storage. [Suitable occasions] Suitable for formal occasions such as entrance ceremonies, graduation ceremonies, kindergarten entrance ceremonies, piano recitals, concerts, weddings, and Shichi-Go-San (Seven-Five-Three Festival), as well as birthdays and invitations.