How to use: Just put on this shirt like you would any other dress shirt. Button it up and adjust the collar for a neat look. It's great for pairing with dress pants for a formal event or with jeans for a more casual yet stylish look. Attention: Always check the size chart before purchasing as different suppliers may have different sizing. Make sure to choose the size that fits you best according to your measurements. Maintenance advice: This polyester shirt can be machine - washed on a gentle cycle. Use mild detergent to keep the lace in good condition. Avoid using bleach as it may damage the fabric. After washing, hang it to dry to maintain its shape.