How to Use: This Chinese Traditional Stand - Up Collar Jacket is super versatile. You can wear it over a simple t - shirt for a casual look or pair it with a dress shirt for a more formal occasion. It's great for both indoor and outdoor events. Attention: Always double - check the size chart before purchasing as sizes may vary by brand. Also, be gentle when handling the jacket to avoid damaging the delicate Chinese - inspired designs. Maintenance: You can machine - wash this jacket in cold water on a gentle cycle. Use a mild detergent. After washing, reshape it and let it air dry. Avoid using a dryer as the heat may shrink the jacket or damage the fabric blend of polyester and spandex.