The only thing to be ashamed of when it comes to masturbation is not doing it well. S-Line is a water-based lubricant. It is suitable for use with latex condoms. Dermatologically tested, oil-free, colorless, odorless, and neutral in taste. Apply as much gel as you desire to the desired body part, and repeat as often as you like. Keep out of reach of small children. Store in a cool, dark place.