Using this men's blazer is a breeze. You can wear it on its own when the weather is a bit warmer or layer it over a shirt for a more formal or put - together look. When it comes to size selection, always refer to the size chart as different suppliers may have variations. Before you purchase, double - check your measurements against the provided chart. For maintenance, it's best to follow the care instructions on the label. Since it's made of polyester, it's usually easy to clean. You can machine - wash it on a gentle cycle with mild detergent. Avoid using harsh chemicals as they may damage the fabric. Hang it up to dry instead of using a dryer to prevent any shrinkage or damage to the shape. With proper care, this blazer will stay in great condition for a long time.