Do guys wear anything under swim trunks?
Swimming trunks typically come with a mesh under-layer that provides support for the dangly parts. Thus, no underwear required. Originally designed mainly for men’s swimwear, mesh liners were meant to provide built-in support, help with water drainage, and reduce transparency when wet. While practical in theory, the execution often misses the mark, especially in cheaper styles.Reasons for removing the mesh liner For some, its function is outdated compared to today’s society, as wearing clothing that shows a little bit of skin is no longer considered surprising. As a result, it’s more recommended to try swim trunks without netting or cut the netting out of them.
Do men’s swim trunks need a liner?
Do Men’s Swim Trunks Require Liners? Many men wonder if men’s swim shorts require liners for a comfortable and supportive fit. The answer is no, men’s swim trunks do not necessarily require a liner. Some men prefer to wear trunks without a liner and instead opt for wearing boxer briefs underneath for added support. This is a practice known as going commando. Because of the wetsuit’s tight fit, wearing anything under it can feel unpleasant at times. Wearing nothing between your wetsuit and your skin reduces the quantity of water that can enter. You’ll be warmer if you decide to go nude beneath your wetsuit.In the end, it’s up to you. Wearing underwear under your swim shorts isn’t a must, but it can offer more comfort or confidence depending on what you need. What really matters? That you feel good—whether you go solo or double up.Men’s swimwear has come full circle: what was once the norm in the 1970s has returned to reign in 2025, as men’s swim trunks have shrunk again. Recent data from Speedo reveals that guys are feeling more comfortable in showing off their tights in short-cut trunks and swim briefs this season.Moisture-wicking compression shorts make for a reliable choice. Likewise, a dependable pair of swim briefs can provide plenty of support.Men can wear swim shorts, briefs or jammers under a wetsuit. We wouldn’t recommend boardshorts as your wetsuit is meant to be really tight and boardshorts are usually not. They tend to bunch up and could cause chafing and generally lead to discomfort.
Are you supposed to wear undies with swim trunks?
The way we see it, the quick-and-easy answer to that question is an emphatic no. If you’re wearing underwear under swim shorts, then you’re wearing the wrong swim shorts. Because if swim trunks are made right – with an integrated liner and a support pouch that keeps your balls in place – you don’t need the extra layer. For many men, it comes down to comfort. If you’re used to wearing underwear every day, going without can feel a bit strange. Others wear underwear under their swim shorts for added support—a little extra comfort or protection never hurts.The way we see it, the quick-and-easy answer to that question is an emphatic no. If you’re wearing underwear under swim shorts, then you’re wearing the wrong swim shorts. Because if swim trunks are made right – with an integrated liner and a support pouch that keeps your balls in place – you don’t need the extra layer.
What to wear underneath swimming trunks?
But as a general rule of thumb, if your boardshorts have a mesh liner, you can skip the underwear. And if they don’t have a liner, you can either do the same or opt into donning a type of underwear, like a pair of swim briefs, that’s designed to keep you comfortable over many hours in and around the water. Cotton and other fabrics absorb water, become heavy, and can restrict movement. Street clothes also carry bacteria into pools. Stick to proper swimwear designed for water activities.Street clothes (especially those made of cotton) can transport air and waterborne contaminants to the pool. Absorbent materials such as cotton can break down in the water. These fibers can clog pool filters and create the need for expensive repairs. Lycra and Nylon are the best non-absorbent materials for swimwear.Underwear isn’t designed for the beach or pool. The ocean and pool are very harsh on your underwear, especially on natural fibres like cotton or bamboo. Chlorine and salt water are very abrasive to the delicate fibres of your underwear, plus it’ll fade the colours right out and reduce the elasticity.
Why do guys wear compression shorts under swim trunks?
So, by wearing compression shorts under swim trunks, people take advantage of enhanced circulation, muscle arrangement, and reduced muscle oscillation. As a result, an energetic feeling of enhanced power and endurance while swimming or engaging in water sports will for sure come. While compression shorts are designed for athletic activities, many people find them comfortable enough to wear all day. However, it’s important to listen to your body and avoid wearing them for extended periods if you feel any discomfort.Compression shorts offer many benefits, but they also have some negatives, including discomfort, restricted movement, skin irritation, digestive issues, circulation problems, heat retention, and higher costs. To minimize the negatives, choose the right size, compression level, and moisture-wicking, breathable fabrics.
Should I size up or down for swim trunks?
What Size Swim Trunks do I Wear? Unlike boardshorts that usually come in waist sizes by number, swim shorts are often sized from XS to XL. Find the size that comes closest within the range of your waist size. If you’re between sizes, size up – the elastic waistband of swim shorts means you can easily tighten them. Generally, a swimsuit should be tight enough to help contain your breasts and minimize unwanted movement. If you’re spilling out or not contained, your swimsuit might be too tight, too loose, or entirely the wrong fit for your shape.While a snug fit is generally best for swimwear, there are times when sizing up makes sense: If relaxation is your top priority: Some of us simply prefer a more relaxed feel with less compression. If firm-fitting swimwear feels uncomfortable or restrictive, going up a size can give you extra breathing room.