How to use: Put on this blazer like you would any other jacket. It can be paired with a dress shirt and tie for formal events, or with a simple t-shirt for a more casual look. It's suitable for different settings, so feel free to wear it wherever you go. Attention: When choosing a size, make sure to check the size chart carefully as different suppliers and brands may have variations. Maintenance: You can machine wash this polyester blazer in cold water with a gentle cycle. Use mild detergent and avoid bleach. Hang it to dry to keep its shape.