Men's Swim Trunks: How to Choose the Perfect Pair

Quick Answer

To choose the perfect swim trunks, focus on fit, fabric, and function. Look for a pair that offers support and comfort, with a length and style that suits your body and activities. For most men, a mid-length trunk with a supportive liner or pouch is a safe, versatile choice.

Choosing the right swim trunks can be surprisingly tricky. With so many cuts, fabrics, and features, it's easy to end up with a pair that's uncomfortable, unflattering, or simply not suited to your needs. This guide breaks down the key factors to consider, so you can make a confident choice.

Whether you're lounging by the pool, swimming laps, or playing beach volleyball, the perfect pair of swim trunks should feel like a second skin—supportive, breathable, and ready for action. Let's dive into what to look for.

Consider the Length and Style

Swim trunks come in a range of lengths, from short square-leg cuts to longer board shorts. The right length depends on your body type and personal style. Shorter cuts (around 5-7 inches) elongate the legs and are popular for athletic builds, while longer cuts (7-9 inches) offer more coverage and a classic look. Board shorts, typically knee-length, are great for casual wear and water sports but can be less streamlined for swimming.

Another factor is the rise—how high the waist sits. A mid-rise waist is generally the most flattering and comfortable, sitting just below the natural waist. High-rise options can offer more coverage and support, while low-rise styles are trendier but may not stay in place during active swimming.

• If you're between sizes, size up for a looser fit or down for a sportier look.
• Consider the activity: longer trunks for surfing or casual wear, shorter for lap swimming.

Fabric and Lining: What Works Best

The fabric of your swim trunks affects everything from drying time to comfort. Look for quick-drying materials like nylon or polyester blends, which are durable and resistant to chlorine and saltwater. Avoid cotton, which becomes heavy when wet and can cause chafing. Many trunks now feature four-way stretch, allowing for greater mobility and comfort.

Lining is another crucial aspect. Some trunks come with built-in mesh briefs for support, while others have a more sophisticated pouch design. A supportive pouch, like those found in some high-tech trunks, can provide better ergonomic support and reduce discomfort during movement. If you prefer to wear your own underwear, opt for unlined trunks, but be aware that most swim trunks are designed to be worn without.

Features That Enhance Your Experience

Modern swim trunks often include thoughtful features that make them more practical. A drawstring waistband ensures a secure fit, while an elastic waistband with a logo can offer both comfort and style. Pockets are handy for carrying small items, but ensure they have drainage or zip closures to prevent water pooling.

Some trunks also incorporate innovative fabric technologies, such as cooling or moisture-wicking properties, which enhance comfort in hot weather. For those who prioritize both style and function, contrast colors and ergonomic designs can add a modern touch without compromising performance.

Decision Rules for Choosing Swim Trunks

• Fit First: Ensure the trunks fit snugly without being too tight. The waistband should sit comfortably without digging in, and there should be no excess fabric that can cause drag in water. Try on and move around to test comfort.
• Fabric Matters: Choose quick-drying, stretchy fabrics like nylon or polyester. Avoid cotton for swimming. Look for features like moisture-wicking or cooling technology if you plan to be active. Check the fabric blend before buying.
• Support and Lining: Decide whether you prefer built-in mesh lining or a supportive pouch. For most men, a supportive pouch offers better ergonomic comfort. If you prefer to wear underwear, choose unlined trunks. Consider your comfort and activity level.
• Length and Style: Pick a length that flatters your body and suits your activities. Shorter cuts for athletic builds, longer for more coverage. Mid-rise waist is generally most flattering. Match the style to your body and use case.

Products That Meet These Criteria

• Supportive Super-Cool Trunk with Ergonomic Pouch: A short boxer brief, or a trunk, made of our signature CoolTech fabric. As the name suggests, this material is high-tech and cool to the touch. This boxer brief offers just enough coverage and has a deep, ergonomically-designed pouch for supportive wear. The logo waistband is stretchy for a perfect fit, and it features contrast colors for a touch of style. This trunk provides the ergonomic support and cool, breathable fabric that are ideal for active wear, making it a great choice for men who want a supportive, stylish option that performs well in water.
• Cheeky Lace Hipster Panty: This lace cheeky hipster adapts to your body for the perfect fit. Our delicate SmartLace® is both romantic and feminine. It has no bands or elasticated waist for greater comfort. The ruched seam on the back naturally rounds your butt and prevents flattening. A 100% cotton gusset allows you to feel fresh all day. While designed for women, this panty exemplifies the importance of adaptive fit and comfort features. For men, understanding such details can inform what to look for in their own swimwear, such as seamless construction and breathable liners.

Fit Guidance

Best For

• Men who need versatile trunks for swimming and casual wear.
• Men who prioritize comfort and support during active water sports.

Not For

• Men who prefer very long board shorts for surfing or modesty.
• Men who want a loose, baggy fit without any support features.

Choosing the perfect swim trunks is about balancing style, comfort, and function. By focusing on fit, fabric, and features, you can find a pair that makes you feel confident and ready for any water activity. Remember to consider your body type and how you plan to use them, and don't be afraid to try different styles until you find the one that feels right.