How to use: You can pair this blazer with a simple T - shirt and jeans for a casual look, or wear it over a dress shirt for a more dressed - up casual style. It's suitable for various casual events like hang - outs with friends or a day at the mall. Note: Always check the size chart before purchasing to ensure the best fit. Since sizes can vary between suppliers, don't rely on your usual size blindly. Maintenance: You can machine - wash this polyester blazer on a gentle cycle with cold water. Use a mild detergent and avoid bleach. After washing, reshape it while damp and let it air dry. This will keep your blazer looking great for a long time.