A dental dam protects you from STIs that can be transmitted during oral sex. “When you unroll the condom, it will be a rectangular piece of latex that can be laid on a vulva or anus before having oral,” Kai explains. However, if your partner truly is too big (or too small) for regular condoms, or has an allergy to typical condoms available on the market, you might want to suggest that they bring their own condoms. If your partner refuses to wear a condom for whatever reason, then it’s your right to refuse to have sex with them. 'So the chances are slim of coming across a penis that legitimately doesn’t fit into any condom on the market.' “Given that condoms go up to over nine inches in length and around two and a half inches in width - or roughly eight inches in girth - and the average penis size is estimated at just over five inches long and just under five inches around,' Cole adds. It's very rare that a condom is too small I regularly fit them over my entire fist for sex ed demos.” So if someone is telling you they can't use the condom you have because they're ‘too big’ for it, it's likely they don't want to use a condom. Kai tells me, “Most average-size condoms will work on most penises. The truth is that most penises ( and dildos) will fit into a regular-size condom, or at the very least, a large one. It can leave you unprotected against STIs, as well as unwanted pregnancy. Wearing the wrong size condom can have unwanted consequences. Though taking these measurements might seem a little extraneous, there’s a reason for it. Potential Risks of Wearing the Wrong Condom Size If it’s just right, then standard condoms are most likely to be your best bet.' And if you'd still like help finding a condom based on your measurements, you can use the size chart at Verywell Health, which includes exact sizes of different brands and products. If it’s too tight, you might find larger condoms work best too loose, and you might be better suited to small or snug condoms. If math isn’t your thing, Cole offers the following solution: “Try grabbing the cardboard tube that comes inside a roll of toilet paper and slipping it over the erect shaft. 'Just grab your phone calculator and divide the girth of your penis by π (3.14) to get the correct width.” Remember to take note of the size in both centimeters and inches, as different brands of condoms use different units of measurement.

“It’s really easy, though,' she continues. However, don’t fret - it's not difficult at all. “Many condoms will use width (the size of the condom across) rather than girth (the size of the condom around), so you’ll have to break out some middle school math for an accurate measurement,” explains sex expert Sammi Cole of Lovehoney. Sometimes a little bit of brain power is required. There are three standard condom sizes that should be easy to find at your local drug store, sex shop, or online. Before we get to the nitty-gritty about why finding the right fit really matters in terms of your health, let’s start with the basics. Size matters - when it comes to condoms, at least. Ahead are several things you should know about condoms and their sizes. Regardless of where you fall on the gender and sexuality spectrum, we could all benefit from having some basic knowledge about condoms. In fact, according to a 2016 report from the Guttmacher Institute that analyzed data collected between 20 by the Centers for Disease Control, 43 percent of teen girls and 57 percent of teen boys aren’t taught about birth control before their first experiences with sex. Personally, I've never given much thought to condoms - mainly because I’m a huge lesbian - but also because sex education in the U.S.

Which condoms are smaller