How to Use: You can pair this blazer with a simple white shirt and black pants for a formal look, or wear it over a T - shirt and jeans for a more casual style. It's suitable for various occasions like work meetings, business dinners, or weekend outings. Attention: Always check the size chart before purchasing to ensure the right fit. Different suppliers may have different sizing standards. Maintenance: This blazer is made of a cotton - polyester blend. You can machine - wash it on a gentle cycle with cold water to keep its shape and color. Use a mild detergent and avoid using bleach. After washing, hang it to dry. Iron it on a low - heat setting if needed.