Scott W.
Most comfortable undershirt I've found.
I've been wearing undershirts my whole life and it's nice to finally have found one that is actually comfortable. Love these!

UnderFit undershirts are cut longer and lightly hug your hips and below, to stay tucked in all day. Our fabric is ideal for undershirts due to its exceptional softness, advanced moisture absorption, odor resistance and superb breathability. If you want to remain less comfortable in your run-of-the-mill undershirt, by all means, DON’T buy an UnderFit.
UnderFit (underfit.com) has 365 customer reviews on Five Star Index, with an average rating of 4.5 out of 5.
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Scott W.
I've been wearing undershirts my whole life and it's nice to finally have found one that is actually comfortable. Love these!
Eric
The shirt was great but it was too tight. I bought the correct size but it just seemed too tight all day. No complaints about quality. Very solid shirt. I think these shirts would be great for guys who are ripped.
Response from UnderFitMay 19, 2015
Hey Eric, sorry to hear the shirt was too tight. We're expanding our size range in about two months, so hopefully we can provide a better fit at that point. Thanks for the review.
Bill T.
It's difficult for me to call undershirt advances "technological breakthroughs". But as a guy who has to wear a dress shirt way too often and one who's dreaded wearing every other undershirt I've ever owned (for one reason or another - but I've hated every single brand), I'm going to go ahead and call these Underfit shirts a "technological breakthrough". I wore mine for the first time to a black tie gala about a week ago. Just wearing a tux is painful enough for me without the additional discomfort of a crawling undershirt under the starched outer shirt and braces (eech) . Well, over the course of that night, I became an Underfit for life guy. It stayed tucked in, kept me cooler, and didn't bunch anywhere (despite the efforts of those suspenders). Add to those features, no tags, wonderfully soft fabric, a perfect v neck (for when you can finally unbutton that tab collar late in the evening), and you have a MAJOR attitude improvement due in large part to this incredible product. Do yourselves a favor. Give your current stock of undershirts to a clothing drive and get a bunch of Underfits. You can thank me later . . .
Cliff
Service was very good. Shirt very comfortable but so light it provided almost no sweat absorption. Sweat went straight through to outer shirt. Company might want to offer a heavier option.
Jason T.
I'm a medium slim built guy and wear generally fitted clothing, so having an undershirt that is not bulky is important. I'm very active and hate to tug my undershirt back in several times a day. Very annoying! Underfitshirts looks great, feel amazing and I never have to tug again throughout the day.
Jonathan P.
The shirts seem really nice. I haven't worn them yet, but will in the coming week. Shipping was good, but not great. I didn't get the kind of up dates I'm used to. Not sure if that was due to USPS or Stamps.com. Thanks
Brian S.
It's easy to deal with them. No hassle or grief. Enough said.
Valued C.
Awesome shirts for the long waisted! Highly recommend.