1. Fabric: Chemical fiber blend, pattern: 4 colors, purple red suit+vest+trousers, blue suit+vest+trousers, light gray suit+vest+trousers, navy blue suit+vest+trousers. 1 button, collar: shawl collar, suitable for all seasons. Hand washing: Wash hands with cold water.2. Occasion: Suitable for gatherings, weddings, festivals, dinners, formal concerts, banquets, performances, dances, back to school, parties, and any other special events. It is also suitable for any fashion themed party, such as Halloween, Christmas, etc. A boy's jacket is the perfect gift for his son, children, and friends.Due to differences in measuring equipment and methods, there may be a 1-3cm error between the actual product and the size chart data.