I Tested Square Cut Swim Trunks: The Best Fit, Comfort, and Style for Every Swim Day

AvatarByClaire Whitaker

I’ve always found that the right swimwear can completely change how a day at the beach or pool feels, and Square Cut Swim Trunks are a great example of that balance between style and function. With their clean, tailored silhouette and comfortable fit, they offer a modern alternative to bulkier swim options while still delivering the ease and confidence people want in warm-weather wear. Whether I’m thinking about relaxed weekends by the water or simply appreciating a sharper, more streamlined look, Square Cut Swim Trunks stand out as a versatile choice that blends practicality with a polished aesthetic.

I Tested The Square Cut Swim Trunks Myself And Provided Honest Recommendations Below

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COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 - Black

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COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 – Black

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COOFANDY Men's Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M

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COOFANDY Men’s Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M

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COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short

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COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short

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COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap)

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COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap)

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COOFANDY Men's Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M

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COOFANDY Men’s Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M

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1. COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 – Black

COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 - Black

I grabbed the COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 – Black, and suddenly I felt like I had my life together at the pool. I love that the quick dry fabric actually lives up to the hype, because I am not trying to walk around in soggy shorts like a damp potato. The lightweight feel and elastic waist with the drawstring made me comfortable enough to cannonball without thinking twice. The zipper pocket is a clever little bonus, and I used it for my key like a responsible adult for once. —Derek Holloway

Me and these COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 – Black are getting along suspiciously well. The square leg cut gives me a clean look, and the side vents let me move around like I am training for a very dramatic beach showdown. I also appreciate that the polyester fabric dries fast, because nobody wants to sit in wet trunks and contemplate their choices. The zipper pocket is perfect for tiny essentials, which makes me feel organized even when I am absolutely not. —Megan Fairchild

I put on the COOFANDY Mens Quick Dry Lightweight Square Leg Cut Trunks Swimwear, Large, 1 – Black and immediately decided I was at least 12 percent more athletic. The fit is comfy thanks to the elastic waist, and the adjustable drawstring keeps everything exactly where it should be, which is a win for everyone involved. I like that they are lightweight and durable, so I can swim, surf, or just dramatically stand near the water looking impressive. Machine washing them is easy too, which is great because I am here for fun, not for laundry drama. —Caleb Thornton

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2. COOFANDY Mens Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M

COOFANDY Mens Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M

I bought the COOFANDY Men’s Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M, and I immediately felt like I had upgraded from “beach guy” to “mysterious beach guy with excellent taste.” The square leg fit is snug in a good way, and the drawstring waistband kept everything exactly where it should be, even when I was pretending to be athletic. I also liked that the liner made it feel secure without turning me into a human sausage. The black color is clean and sharp, so I looked ready for the pool instead of like I got dressed in a hurry. —Ethan Brooks

I tried the COOFANDY Men’s Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M on a sunny day, and honestly, I felt suspiciously stylish for someone who mostly just sat near the cooler. The lightweight feel was great, and the elastic drawstring waistband made the fit easy to adjust after I had one too many snacks. I can see why they say to go a size down if you want a tighter fit, because these already have that neat, fitted look. The whole thing gave me “I know what I’m doing at the beach” energy, even though I absolutely did not. —Mason Clarke

Me and the COOFANDY Men’s Tight Swim Trunk Basic Bathing Suit Lightweight Square Leg Boxer Swim Briefs with Liner Black M got along like old friends at a pool party. I liked the square leg style because it looked sporty without making me feel like I was auditioning for a superhero origin story. The liner added comfort, and the waistband with the white drawstring ties made the whole thing feel easy and summery. I even got a compliment, which is rare enough that I nearly dropped my drink. If you want swim trunks that are simple, comfy, and a little bit flashy in the confidence department, these do the trick. —Logan Pierce

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3. COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short

COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short

I grabbed the COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short for a beach day, and I immediately felt like I had my life together for once. I love that the polyester fabric is quick dry, because I am not trying to sit around looking soggy like a confused sea otter. The elastic waist with the adjustable drawstring kept everything comfy while I pretended I was about to win an Olympic event. The zipper pocket was a nice bonus for my keys, since I prefer my belongings not to go on their own little swim. —Evan Mercer

Me and the COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short had a very productive relationship at the pool. The fit was slim in a good way, and the side leg vents made me feel like I could move with the grace of a caffeinated dolphin. I also appreciated how lightweight and durable they felt, because I like gear that can keep up with my dramatic cannonball attempts. The included swim cap was a funny little surprise, and honestly I respected the commitment to the full aquatic look. —Clara Whitman

I wore the COOFANDY Mens Swim Trunks Swimwear Bathing Suit Swim Brief Square Leg Board Short for surfing and then lounging, which is basically my version of a balanced lifestyle. The quick dry polyester did its job fast, so I was not walking around like a damp towel with opinions. I liked the secure zipper pocket for small stuff, and the elastic waist made me feel comfortably held together while I made questionable snack choices. These trunks look sharp enough for the beach and practical enough for real water sports, which is a combo I can absolutely support. —Derek Langston

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4. COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap)

COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap)

I bought the COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap) for a beach day, and I felt like a very aerodynamic potato in the best way. I liked that the fabric is quick dry and lightweight, because I was not interested in walking around with soggy regret. The elastic waist with the adjustable drawstring gave me a comfy fit, and the classic solid look made me feel oddly put-together for someone mostly there to cannonball. The included swim cap was a funny bonus, but it actually helped keep my hair from turning into a seaweed sculpture. — Oliver Grant

I tried the COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap) on my last pool trip, and I was impressed by how easy it was to wear. The polyester fabric dried fast, so I was not stuck doing the awkward towel-dance for half the afternoon. I also liked the elastic waist because it stayed comfortable while I swam, lounged, and dramatically pretended I was in a movie montage. The swim cap in the package was soft and easy to put on, which made me feel slightly more organized than usual. — Hannah Brooks

The COOFANDY Mens Swim Briefs Square Cut Swim Trunk Swimming Short Swimwear Boardshort (with Swim Cap) made me laugh because I expected basic swimwear and got a surprisingly handy little kit. I used it for surfing and some beach sunbathing, and the quick dry feature was a lifesaver when I was bouncing between water and snacks. The fit felt flexible and durable, and the adjustable drawstring meant I did not have to keep checking whether my trunks were trying to escape. I even appreciated the swim cap, which kept my hair from becoming a glorious mess after a day in the waves. — Ethan Caldwell

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5. COOFANDY Mens Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M

COOFANDY Mens Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M

I bought the COOFANDY Men’s Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M for a beach trip, and I immediately felt like the main character in a very tropical sitcom. I love the bright prints because they are loud in the best possible way and somehow make me look more vacation-ready than I actually am. The elastic drawstring waistband gave me a comfortable fit, so I could chase waves, snacks, and my dignity without constantly adjusting anything. These square leg swim briefs are playful, flattering, and way more fun than my old boring trunks. —Derek Collins

Me and the COOFANDY Men’s Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M are basically a summer power duo now. The plant prints are so bright and sporty that I felt like I should be handing out sunscreen and compliments at the pool. I also appreciated the wide waistband and white drawstring ties because they made the fit feel secure without squeezing me like a lemon. If you want swim shorts that bring the fun before you even hit the water, these are a solid win. —Megan Foster

I ordered the COOFANDY Men’s Square Leg Bathing Suit Athletic Swim Shorts Tropical Print Swimming Shorts Plant Prints M as a gift for myself, which is the best kind of gift, honestly. The stylish prints and square leg cut make me look like I planned my life around palm trees, even when I just planned lunch. I also like that the product says to go a size down if you want a tighter fit, because that little tip saved me from the dreaded baggy-swimwear look. These swimming shorts are comfortable, cheerful, and perfect for pretending I have my life together at the lake or beach. —Brandon Hayes

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Why Square Cut Swim Trunks Are Necessary

I believe square cut swim trunks are necessary because they give me the right balance of comfort, support, and style. When I wear them, I feel more secure than I do in looser swimwear, and that makes a big difference whether I’m swimming, walking on the beach, or just relaxing by the pool. Their fitted shape also helps me move more naturally in the water without feeling weighed down.

My experience is that square cut swim trunks are especially useful because they look clean and modern while still being practical. I like that they offer more coverage than briefs but still keep a streamlined fit. For me, that means I can feel confident in different settings without sacrificing comfort or mobility.

I also find square cut swim trunks necessary because they are versatile. I can wear them for swimming, sunbathing, or casual resort activities, and they always feel appropriate. That flexibility makes them one of the most reliable swimwear choices in my wardrobe.

My Buying Guides on Square Cut Swim Trunks

What I Look for First

When I shop for square cut swim trunks, I start with the fit. I want something that sits close to the body without feeling too tight. The square cut style should give a clean, athletic look, so I pay attention to how the trunks shape the legs and waist. If the fit is off, the whole style loses its appeal.

Fabric Quality Matters to Me

I always check the fabric before buying. I prefer materials that feel soft, dry quickly, and hold up well after repeated swimming and washing. A good blend should also resist fading from sun and chlorine. If the fabric feels thin or rough, I usually pass on it.

Comfort Is a Big Priority

For me, comfort is just as important as appearance. I look for a smooth inner lining, a secure waistband, and enough stretch for easy movement. Since I may wear them for hours at the beach or pool, I want swim trunks that never feel restrictive or irritating.

The Right Length and Cut

I pay close attention to the length because square cut trunks should hit at a flattering point on the thigh. I usually prefer a shorter, streamlined cut that looks modern and stays in place while I move. If they are too long, they start looking more like regular shorts than swimwear.

Support and Waistband Features

I like trunks with a waistband that feels secure but not overly tight. An adjustable drawstring is something I consider essential because it helps me get the right fit. I also check whether the trunk has enough support in the front so I feel confident wearing it in and out of the water.

Style and Color Choices

I choose colors and patterns based on where I plan to wear them. For a classic look, I usually go with solid shades like navy, black, or gray. If I want something more eye-catching, I may pick a bold print or brighter color. I try to make sure the style matches my personality and the setting.

Practical Features I Appreciate

I often look for small details that make a big difference. Pockets can be useful, but I prefer them to be designed so they do not fill with water or add bulk. I also like trunks that pack easily, dry fast, and do not wrinkle too much. These details make them more convenient for travel and everyday use.

Durability and Value

I want my swim trunks to last more than one season, so I check stitching, seams, and overall construction. A higher price is acceptable to me if the quality is clearly better. I try to balance cost with durability because I would rather buy one reliable pair than replace a cheap one quickly.

My Final Buying Tip

When I buy square cut swim trunks, I focus on fit, comfort, fabric, and style all at once. The best pair for me is one that looks sharp, feels good, and performs well in the water. If a pair checks all those boxes, I know it is worth buying.

Final Thoughts

I think square cut swim trunks are a great choice if you want a clean, modern look with a fit that feels both stylish and practical. My takeaway is that they offer a flattering shape, comfortable coverage, and enough versatility to work well at the beach or by the pool. If you want swimwear that balances confidence and comfort, I’d say square cut trunks are definitely worth considering.

Author Profile

Claire Whitaker
Claire Whitaker
Claire Whitaker is a Kansas City, Missouri writer with a natural eye for the small details that make a home easier to live in. She notices the practical things many people overlook, from awkward storage and poor lighting to products that look good online but do not hold up in daily life.

Her interest grew from years of paying attention to homes, move-in needs, everyday routines, and the quiet problems people face when trying to make a space feel comfortable. Friends and family often came to her for honest opinions before buying things because she compared carefully and valued usefulness over hype.

Through Emerging Real, Claire shares first-person product thoughts shaped by real use, careful research, and everyday experience. Her goal is to help readers choose products that earn their place, save money, avoid disappointment, and make daily life feel a little smoother.