Sexually transmitted infections (STIs) can be spread by: Anal sex Oral sex Vaginal sex Non penetrative sexual contact (such as sharing sex toys, sexual touching, close skin to skin contact) Some STI Pictures and Symptoms Sexually Transmitted Infections Women's Health Information Hub Sex toys come into direct contact with rectal and vaginal fluids, and mucous membranes. This means that HIV could be passed on from sharing an uncleaned sex toy. Although using sex toys Can You Get An STI From A Vibrator? Yup, But Here's How To Prevent It