Try them all until you find the ones that feel just right. Use a lubricant. Try a water-based lubricant like Astroglide. The glans of the penis is then gently massaged by the lubricant as intercourse takes place. Extend and expand foreplay.
Most foreplay is perfectly safe, and is often as pleasurable as sex itself.
Stretch foreplay until both partners are near or approaching climax. Putting on the condom for intercourse can be incorporated as part of foreplay and your sexual ritual. A dental dam is small piece of latex that acts as a moisture barrier between the vagina or anus and the mouth during mouth to genital contact. They have become popular for safer oral sex practices to prevent the spread of STIs. It is just important that there is a non-porous barrier between the mouth and the genitals to prevent fluid exchange.