(1 inch = 2.54 cm, 1 cm = 0.39 inch) This is an Asian size, which is 2-3 yards smaller than the EU/US size. If you wear EU/US size M, you can choose our size XXL, hand-measured, please allow 1-3 cm difference, even if it is the same color, different computers will display different colors. Please allow reasonable color difference. Usually we can send your order within 3 days after your payment. If not, please contact customer service to check the problem. If you have concerns about choosing a size, please contact customer service to verify the correct size.