This glass butt plug is perfect for men and women who are looking for a quality anal toy. The plug is made of glass and has a medium size with a diameter of 4.3 cm. The glass is very smooth and is safe to use with any type of anal lubricant. After use, you can easily clean the butt plug with toy cleaner and water. You can also cool the plug down or heat it up by putting it in warm or cold water for a few minutes.