1-Choosing a condom for safe sex Latex condoms, polyurethane condoms, and polyisoprene condoms can all be used to protect against a variety of STDs. In contrast, lambskin condoms can only be used to prevent pregnancy. 2-To lubricate or not to lubricate Lubricant can be a good sexual, but not all pre-lubricated condoms the best choice.  If your partner has allergies, …