A finger condom, also known as a finger cot, is a protective covering for a finger. It's often used in situations where you want to protect a wounded or injured finger from further contamination or to protect others from potential infection. Here's how you can use a finger condom: How Do Finger Condoms Help with Sexual Health? Fingers are often used during sexual activities — a practice known as digital sex. However, when you move your fingers from one orifice to another, you can also move bodily fluids and bacteria, causing infections. Protective barriers such as finger condoms can protect against most — though not all — STDs. You also want to keep your hands clean after, for example, fingering the anus and then moving those same fingers to other parts of the body. Of course, you may not want to stop in the middle of sex to wash your hands. In that case, remove the finger condom after one sexual activity and put on a new one before the next, allowing sex to continue sa...