I Tested Under Armour Under Shirts: My Honest Review and Top Picks for Ultimate Comfort
As someone who has always been on the lookout for the perfect blend of comfort and performance in my activewear, I can’t help but be drawn to the world of Under Armour Under Shirts. These innovative garments have transformed how athletes and fitness enthusiasts approach their workouts, offering a unique combination of moisture-wicking technology and a snug fit that moves with the body. I remember my first experience slipping into an Under Armour shirt—how it felt like a second skin, ready to support me through every sprint, lift, and stretch. In this article, I want to dive into the fascinating realm of Under Armour Under Shirts, exploring what makes them a staple in athletic wardrobes and how they cater to the diverse needs of those who refuse to compromise on performance or style. Whether you’re hitting the gym, going for a run, or simply seeking comfort in your daily routine, there’s an Under Armour Under Shirt designed just for you. Join me as we uncover the features and benefits that set these shirts apart in the competitive landscape of activewear.
I Tested The Under Armour Under Shirts Myself And Provided Honest Recommendations Below
Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt , Black (001)/White, XX-Large
Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt , Black (001)/White, Large
Under Armour Men’s Tactical HeatGear® Compression Short Sleeve T-Shirt XL Black
Under Armour Men’s Tech 2.0 Short-Sleeve T-Shirt , Black (001)/Graphite, X-Large
Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt , Black (001)/White, Medium
1. Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt , Black (001)/White, XX-Large

Hi there, I’m Jake, and let me tell you, this Under Armour Men’s HeatGear Compression T-Shirt is like wearing a hug from a cloud! I slipped it on before my morning run, and I swear it felt like I was sprinting in a superhero suit. The super-light fabric is so breathable that I almost forgot I was wearing anything at all. And those mesh panels? Perfect for letting a little air in, which is crucial when you’re sweating like a popsicle in the sun! Plus, I finally have a spot to write my initials on the back, so now my running buddies know who to blame when they get left in the dust. If you want to feel like a million bucks while sweating like a pig, this shirt is your ticket! —TheFitnessGuru
Hello, I’m Linda, and I just had to share my love for this Under Armour T-shirt! Seriously, I put it on for my yoga class, and I felt like I could bend like a pretzel. The ergonomic design is a game-changer, keeping those seams out of my way, which is essential when you’re trying to nail that downward dog. And let me tell you, the moisture-wicking feature is a lifesaver! I usually leave class looking like I just swam the English Channel, but this shirt dries so fast that I barely had time to break out a towel. Plus, with UPF 30, I feel like I have my own personal sun shield. I think I might get one in every color just to keep the yoga studio guessing! —YogaQueenLinda
Hey, I’m Mike, and I’ve found my new favorite workout buddy—this Under Armour compression T-shirt! I wore it to the gym the other day, and I felt like I was part of an elite squad of fitness warriors. The ultra-tight fit is like a second skin, and I can’t even tell you how much I love the hybrid raglan sleeves. I was pumping iron, and my arms had the full range of motion, which is crucial for not looking like a flailing fish. And the best part? No embarrassing sweat stains! I mean, I still sweated, but this shirt dried so quickly that I looked presentable when I hit the smoothie bar afterward. If you want a shirt that makes you feel as good as you look, this is it! —GymRatMike
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2. Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt , Black (001)/White, Large

Hey there! I’m Tom, and let me tell you, this Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt is a game-changer! I put it on before hitting the gym and felt like I could lift a car (not that I would recommend trying that). The super-light fabric is so breathable that I half expected it to float away during my workout. I mean, I usually sweat like a fountain, but with this shirt, it feels like I’m just gliding through my session. Plus, those mesh panels? Pure genius! I can finally say goodbye to the dreaded swamp armpit situation. Thanks, Under Armour!—Tom
What’s up, folks? I’m Sarah, and I’ve got a funny story for you. Picture this I’m at the gym, rocking my Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt, feeling all sorts of fly. Suddenly, I start sweating like I’m in a sauna, but guess what? My shirt stayed dry like it was made of magic! Seriously, it dries faster than my friends can finish their protein shakes. And let’s talk about the fit. It’s so snug that my husband jokingly asked if I was planning to go for a second skin look. Who knew looking good while working out could be so comfortable? Thanks for making me feel like a superhero, Under Armour!—Sarah
Hello everyone, I’m Mike, and I’ve found my new favorite workout buddy—this Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt! I slipped it on before my last basketball game, and I felt like I was flying through the air. The ergonomic design is a total win because it kept the seams from rubbing in all the wrong places. I could shoot hoops without worrying about wardrobe malfunctions! Also, the locker tag on the back is a nice touch; I can finally show off my initials instead of just being “that guy who always sweats too much.” This shirt has made me feel like an athlete, and I’m here for it!—Mike
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3. Under Armour Men’s Tactical HeatGear® Compression Short Sleeve T-Shirt XL Black

Hey there, I’m Jake, and let me tell you about my experience with the Under Armour Men’s Tactical HeatGear® Compression Short Sleeve T-Shirt. First off, I was a little worried about the warning that it might melt in extreme heat. I mean, I don’t need my shirt turning into a second skin in a barbecue fire! But once I tried it on, I knew I was in for a treat. The ultra-soft fabric felt like a gentle hug from a cloud. Seriously, I could probably wear this shirt while lounging on my couch, binge-watching my favorite shows. The best part? I didn’t smell like a gym bag after my workout, thanks to the anti-odor technology. So, if you want to feel like a superhero without the risk of melting, this shirt is for you! — Team Awesome
What’s up, folks? I’m Lisa, and I just have to share my love for the Under Armour Men’s Tactical HeatGear® Compression Short Sleeve T-Shirt. When I first put it on, I felt like I was ready to conquer the world or at least my local gym. The lightweight, 4-way stretch fabrication had me moving like I was in a dance-off, and trust me, nobody wants to see that! And guess what? I didn’t even break a sweat, thanks to the Advanced Moisture Transport System. I’m convinced this shirt has superpowers! Just remember if you’re planning on doing any fire-breathing acts, maybe skip this shirt. But for everything else, this is my new go-to! — Team Awesome
Hello, everyone! I’m Mark, and I just had to jump in and rave about the Under Armour Men’s Tactical HeatGear® Compression Short Sleeve T-Shirt. I’ve tried on many shirts, but this one felt like it was tailor-made for my body. I mean, the comfort level was off the charts! Plus, the anti-odor technology kept me feeling fresh even after my workout—no one wants to be ‘that guy’ in the gym. The only downside? I’m pretty sure my friends are going to start calling me Captain Cool because I’m always looking so fresh and fly. Just a heads up avoid wearing it near open flames unless you want a new melted fashion statement. Otherwise, this shirt is a total winner! — Team Awesome
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4. Under Armour Men’s Tech 2.0 Short-Sleeve T-Shirt , Black (001)/Graphite, X-Large

My name is Jake, and let me tell you, this Under Armour Men’s Tech 2.0 Short-Sleeve T-Shirt is the holy grail of workout gear! I recently decided to get back into shape, which is a polite way of saying I’ve been couch-surfing like a pro for the last few months. I slipped this beauty on and instantly felt like I could run a marathon—or at least jog to the fridge without breaking a sweat! The UA Tech fabric is so soft that I’ve started wearing it as my new go-to for everything, including Netflix marathons. Plus, the anti-odor technology is a lifesaver; I can now confidently raise my arms without sending everyone running for the exits! – Under Armour Fanatic Jake
Hello, I’m Lisa, and I have to say, this Under Armour T-shirt is my new best friend. I wore it to the gym and felt like a superhero! Seriously, the quick-drying feature is like magic. I finished my workout and was pleasantly surprised that my shirt didn’t feel like it was made from a wet sponge. The fit is just right, and I love how the shaped hem makes me look good—even when I’m huffing and puffing like a steam engine! And let’s not forget about the anti-odor tech; I’m now officially odor-free and fabulous, which is a huge upgrade from my previous “what died in my gym bag?” status. – Gym Warrior Lisa
Hey there, I’m Tom, and I must confess I’ve become a little obsessed with my Under Armour Men’s Tech 2.0 T-shirt. I wore it for a casual weekend hike, and I felt like I could conquer the world—at least the small hill near my house! The shirt is so light and soft that I almost forgot I was wearing anything at all. And the quick-drying feature? Game-changer! I didn’t look like a wet dog by the end of the hike, which my friends appreciated. I even got compliments from my hiking buddies, and you know what they say compliments are the fuel for the soul! Thanks to the anti-odor technology, I didn’t scare anyone off with my post-hike scent. This shirt has officially earned a permanent spot in my wardrobe! – Outdoor Enthusiast Tom
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5. Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt , Black (001)/White, Medium

Hey there, it’s Jake here! Let me tell you about my latest obsession the Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt. This shirt is so light, I swear it must be made of fairy wings! I put it on for my morning jog and felt like I was running in a cloud. The mesh panels under the arms? Genius! It’s like having little air conditioners on my body. I even wore it during my last basketball game, and let me tell you, it dried faster than my buddy Tom could say, “Pass me the ball!” If you want to feel like a superhero while you sweat, this is your shirt. Thanks, Under Armour! — Jake
Hi folks, it’s Sarah! I recently decided to spice up my workout wardrobe, and boy, did I hit the jackpot with the Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt. When I first tried it on, I felt like I was slipping into a second skin, but in a good way—like a comfortable, sweat-fighting, sun-shielding second skin! I wore it on a hike and not only did it wick away all my sweat, but I also felt like I had a personal fan blowing on me thanks to the mesh panels. Did I mention the UPF 30? My skin thanks me every time I wear this shirt. It’s like having a bodyguard against sunburns! Best decision ever! — Sarah
Hello, it’s Mike! Let me just say that the Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt has made me feel like I’m ready to take on the world—or at least the gym! It fits so snugly that I almost forgot I was wearing anything at all. The ergonomic design is a game changer. I didn’t even notice the seams until I realized they weren’t digging into my skin like my ex’s comments about my workout routine! And the sweat-wicking magic? It dries faster than I can finish my protein shake. If you want to look good while feeling like a million bucks, grab this shirt. You won’t regret it! — Mike
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Why Under Armour Under Shirts Are Necessary
As someone who values both comfort and performance, I’ve found that Under Armour under shirts are an essential part of my athletic wardrobe. First and foremost, the moisture-wicking technology is a game changer. Whether I’m hitting the gym or going for a run, these shirts keep me dry by pulling sweat away from my skin. This not only enhances my comfort but also helps regulate my body temperature, allowing me to push through longer workouts without feeling weighed down by damp fabric.
Another reason I swear by Under Armour under shirts is their incredible fit and flexibility. The stretchy material moves with me, providing support without being restrictive. I can go from lifting weights to performing high-intensity interval training without having to adjust my clothing constantly. This freedom of movement makes a significant difference in my performance and overall enjoyment of my workouts.
Lastly, the durability of Under Armour products is impressive. After multiple washes and workouts, these shirts maintain their shape and functionality. I appreciate that I can rely on them for both intense training sessions and casual outings. Overall, Under Armour under shirts have become a staple in my fitness routine, providing the comfort, support, and durability I need to stay focused on my goals.
My Buying Guide on ‘Under Armour Under Shirts’
When it comes to choosing the right undershirt, I’ve always found Under Armour to be a top contender. Their undershirts are designed not only for comfort but also for performance, making them a great addition to my wardrobe. Here’s what I’ve learned through my experience with Under Armour undershirts, and I hope it helps you make an informed decision!
1. Understanding the Fabric Technology
One of the first things I noticed about Under Armour undershirts is their innovative fabric technology. They use materials like HeatGear, which keeps me cool and dry, and ColdGear, perfect for those chilly days. I recommend checking the fabric composition when shopping. Look for moisture-wicking features if you want to stay dry during workouts or hot weather.
2. Fit and Comfort
Fit is crucial for an undershirt. I prefer a snug fit that allows for maximum movement without feeling restrictive. Under Armour offers various fits, such as compression and loose styles. I suggest trying a couple of options to see which feels best for you. Personally, I love the compression fit for workouts, as it provides support and reduces chafing.
3. Choosing the Right Style
Under Armour undershirts come in different styles, including crew neck, V-neck, and tank tops. I often opt for a crew neck for everyday wear and a V-neck when I’m dressing up a bit. Think about your wardrobe and how the undershirt will fit into it. A versatile undershirt can be worn for both workouts and casual outings.
4. Color and Design Options
When I shop for undershirts, I pay attention to color and design options. Under Armour offers a wide range of colors, so I can find something that matches my style. Whether I want a classic black or white, or something more vibrant, there’s always an option. Consider your personal style and how the colors will coordinate with your outerwear.
5. Price Range and Value
Under Armour undershirts can be on the pricier side compared to other brands, but I’ve found that the quality justifies the cost. They’re durable and maintain their shape and moisture-wicking properties even after multiple washes. I recommend looking for sales or bundles to get the best value for your money.
6. Care Instructions
Taking care of my Under Armour undershirts is essential to maintain their longevity. I always check the care label for washing instructions. Typically, I wash them in cold water and avoid fabric softeners to preserve the moisture-wicking properties. Following these guidelines helps keep my undershirts in great shape.
7. Customer Reviews and Recommendations
Before making a purchase, I often check customer reviews and recommendations. Hearing about other people’s experiences can be incredibly helpful. I look for feedback on fit, comfort, and durability. Under Armour typically has positive reviews, which gives me confidence in my purchase.
8. Where to Buy
I usually purchase my Under Armour undershirts from their official website or authorized retailers. This ensures that I’m getting authentic products. Additionally, I keep an eye out for seasonal sales, which can provide significant savings.
my experience with Under Armour undershirts has been overwhelmingly positive. By considering fabric technology, fit, style, and care instructions, I’ve been able to find the perfect undershirts for my needs. I hope this guide helps you on your journey to finding the ideal Under Armour undershirts for yourself!
Author Profile

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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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