Latex condoms are highly effective against sexually transmitted diseases and pregnancy prevention. Use a new condom with each act of sexual intercourse. Never reuse a condom. Birth control. Please note these condoms are made using rubber and may not be suitable for all skin types, especially people with rubber sensitivities. Ansell the global leader in sexual wellness. A condom is a barrier device most commonly used during sexual intercourse to reduce the probability of pregnancy and spreading sexually transmitted diseases.