High-quality materials Stainless steel The urethral plug is made of high quality stainless steel material, non-toxic, odorless and harmless to the human body. Stainless steel material is easy to clean, after use, can be cleaned with neutral soap and warm water. Urinary catheter Multiple ways to play Use with lubricant for better results.Use is recommended to be gentle and slow. If you feel uncomfortable during use, it is recommended to suspend use. Sex toy multi-size There are three sizes, 6mm, 7mm and 8mm, so you can choose the right size for your needs. Pure hand measurement, the size may not be exactly the same as the size given in the picture, there will be a small error, i s normal.