Warning: Before purchasing, please check our size chart and choose the correct size. (If your size is between two sizes, please select the larger size). As you know, different computers display different colors, and the actual product color may be slightly different from the image. The size is measured manually, please allow 1-3 cm difference, thank you for your understanding.(all in cm, please note 1 cm=0.39 inch) Precautions for washing: Wash hands with warm water at about 30 degrees. Underwear is a kind of tight-fitting clothes, which is easy to breed bacteria. For our health, it is recommended to replace it every six months.