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Buyer's guide

Swim trunks you can wear without underwear.

17 reviews on what the liner replaces and how it feels.

Customer photo from Amir J. wearing Faded Waves Sunset - 3"Customer photo from Richard S. wearing Blue Camo Swim Briefs

No underwear needed. The compression liner is the underwear, and 17 reviews say so directly. Wearing boxers under swim trunks is a symptom of bad liners. Tucann's compression liner is an inner short in its own right, cut and supported like athletic underwear, so the trunk is worn on its own. 17 reviews raise the underwear question directly and the answer is consistent: nothing underneath, no chafe, proper support.

The prints these buyers chose

In their words

Customer photo from Amir J.
I wish the lining was tighter, especially on the 3" shorts (I also have a pair of the 5"). I worry about exposure on the 3", and unfortunately feel inclined to wear secondary underwear.
Amir J. · Verified purchase · Faded Waves Sunset - 3"
Customer photo from Richard S.
Great briefs, high-quality, typically wear a 34 and sized up to a XL and fits perfect. Tuscan products are all our high-quality and look great.
Richard S. · Verified purchase · Blue Camo Swim Briefs
Customer photo from G C.
Very well made! My husband liked that the built in underwear actually offers support. The zippered pockets are helpful. Length is perfect.
G C. · Verified purchase · Stingray Onyx - 5"
Customer photo from Richard T.
These shorts are super comfortable. The built-in underwear doesn't slide into your behind like other brands. And the quality is very high.
Richard T. · Verified purchase · Cookie Black Swim Shorts
I bought this swimsuit for my son who is 17. He would always wear underwear under his bathing suit to avoid chafing. He no longer has to do that thank...
Jessica W. · Verified purchase · Red Camo - 3"
I cut the liner out. My buddy that wears underwear under his trunks liked the liner, but to me it was too much material.
James M. · Verified purchase · Faded Camo - Indigo 5"
I was worried these would be too much of a euro fit and make me look like I'm wearing underwear. But the fit is very good. I like that they are not baggy they fit fairly snugly on the legs. The liner is super nice. I will be ordering more.
Christopher J. · Verified purchase · Pink Camo - 5"
The best trunks ever created , wanna buy the whole collection, they also feel like boxers , I can sleep in them also
Navindra M. · Verified purchase · Tiger II Gold Swim Shorts

Frequently asked questions

Is it supportive enough?
Yes. It is a compression short, not a loose brief. Reviews from runners and swimmers confirm it holds.
Can you wear them all day without changing?
Yes, dry or wet. The liner is soft knit fabric and dries with the shell. Everyday wear is a whole category of reviews on this site.
What if I prefer to wear my own briefs?
You can, but the liner is fitted, so it will feel like a double layer. Most customers stop after the first day.

Free download

The Tucann sizing guide as a PDF.

Waist chart, thigh rule, inseam by height and the exchange steps on one page. Keep it on your phone for when you order.

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Every figure on this page is computed from 12,796 unedited customer reviews. How we collect and count them.