But if you sterilize it regularly and take it out in a timely fashion, you should be good. But what's more, it's good for your period. Alternatively, you could also have sex while on your period, as long as you take certain precautions and discuss any potential issues with your partner. Method Convincing Your Partner 1 Talk it over beforehand. While no scientific principles support this restriction, you'll have to respect your partner's feelings on the matter. YES, sponges are very durable--I can only speak from personal experience but those things can take a beating and mine has never come apart, even when I pinch it and pull it out. Also you probably shouldn't leave it in for too long. These feminine hygiene products can be worn for up to twelve hours and will not be noticeable for you or your partner. You could also wear a menstrual cup, also called a female condom, to reduce the amount of blood that occurs during sex. The first 21 pills are active and the last 7 are not in a pack of this kind of pill. If your period is over tomorrow, though the risk of getting pregnant is minimal, it's still there. This is a suggestion for those who don't want to deal with the blood. Also, NO your partner can't feel it. Unfortunately, however, there is no way to stop a period once it is already underway. However, these options are not actually proven to help delay your period, but are just rumored to help.