most condoms are made of a type of rubber called latex. latex condoms are the most effective condom at preventing stds. recently condoms made of polyurethane (a type of plastic) have become available. these are more expensive than latex condoms and seem to break more easily. they are mainly useful for people who are allergic to latex. there are also natural condoms which are made of animal membranes (lambskin). these are expensive and although they are effective at preventing pregnancy they do not decrease the spread of many sexually transmitted diseases.
what are male condoms made of?