 [ Symptoms ] how long will a used condom remain elastic in an environment such as under a couch cushion  i have found a used condom under my boyfriend is couch cushion it is condition was elastic non brittle and no discoloration noted with the exception of black specks the semen inside was visible but dried we have dated exclusively for 2 years and was not our condom the boyfriend swears this condom was over 2 years old and he has not been with anyone since we got together please advise thank you [ Disease ] i think you may have sperm moving in your blood