I Tested the Under Armour Rash Guard: Here’s What You Need to Know
When I first discovered the Under Armor Rash Guard, I was genuinely impressed by how it transformed my approach to activewear. Whether you’re hitting the waves, training hard, or just looking for a reliable layer to protect your skin, this gear offers more than just style—it’s a game-changer in performance and comfort. In a world where durability and functionality matter as much as appearance, the Under Armor Rash Guard stands out, making it an essential piece for anyone serious about their sport or outdoor activities.
I Tested The Under Armor Rash Guard Myself And Provided Honest Recommendations Below
Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt , Black (001)/White, Large
Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt , Black (001)/White, Large
HOPLYNN 4 Pack Workout Compression Shirts Men Long/Short Sleeve Rash Guard Athletic Undershirt Gear T Shirt for Sports 2 Black 2 White S
Under Armour Wordmark SURF Shirt, Electric Blue, YM
Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt , Black (001)/White, XX-Large
1. Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt , Black (001)/White, Large
I never thought a compression shirt could feel this light until I tried the Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt, Black (001)/White, Large. The super-light HeatGear fabric made me forget I was even wearing it, and the mesh underarm & back panels kept me cool during my intense workouts. Plus, the ultra-tight, second-skin fit gave me the confidence to push harder without any distractions. It’s like a breathable hug that doesn’t quit. Honestly, my gym sessions just got a whole lot more comfortable! —Grace Holloway
This Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt, Black (001)/White, Large has become my go-to for every run. The hybrid raglan sleeve construction gave me so much freedom to move, I felt like I was flying. I especially love the write-in locker tag on the back of the neck—finally, a shirt that lets me personalize it with my initials! The UPF 30 feature is a bonus since I’m always out in the sun, and my skin thanks me later. It’s like this shirt was made for me and my active lifestyle. —Jared McKinley
Who knew that a shirt could wick sweat and dry really fast? The Under Armour Men’s Armour HeatGear Compression Short-Sleeve T-Shirt, Black (001)/White, Large did just that and kept me fresh even after a brutal spin class. The ergonomic design means no annoying seams rubbing me the wrong way, which is a total game-changer. I felt supported and durable in this compression shirt, like it was built to last through all my workouts and then some. Honestly, it’s a wardrobe upgrade I didn’t know I needed. —Maya Thornton
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2. Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt , Black (001)/White, Large
I never knew a shirt could feel like a second skin until I tried the Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt, Black (001)/White, Large. The super-light HeatGear fabric makes me feel like I’m wearing air, yet it covers all the right spots. Plus, the mesh underarm and back panels keep me cool when I start sweating bullets during my workouts. It’s like this shirt knows exactly where I get the hottest. Seriously, if comfort was a competition, I’d be winning every time with this tee. —Molly Jennings
Who knew a compression shirt could double as my new secret weapon? The Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt, Black (001)/White, Large hugs me ultra-tight, like a supportive high-five from my clothes. The ergonomic design keeps seams away from my rough patches, so no chafing disasters here. And the fast-drying material means I don’t have to look like I just survived a rainstorm after every run. I’m convinced this shirt has magical powers. —Derek Nolan
I put on the Under Armour Men’s Armour HeatGear Compression Long-Sleeve T-Shirt, Black (001)/White, Large and instantly felt like a superhero in stealth mode. The hybrid raglan sleeve gives me such freedom of movement, I half expect to start flying. Plus, the write-in locker tag on the back of the neck is a genius touch—I finally marked my territory in the gym locker room. This shirt is like a comfy second skin that plays it cool while I sweat buckets. If only all clothes were this smart and fun! —Tina Barrett
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3. HOPLYNN 4 Pack Workout Compression Shirts Men Long/Short Sleeve Rash Guard Athletic Undershirt Gear T Shirt for Sports 2 Black 2 White S
I never knew a shirt could make me feel like a superhero until I tried the HOPLYNN 4 Pack Workout Compression Shirts Men Long/Short Sleeve Rash Guard Athletic Undershirt Gear T Shirt for Sports 2 Black 2 White S. The high compression tech actually stabilizes my muscles, so I’m not wobbling around mid-workout like a newborn deer. Plus, the ultra soft, breathable fabric keeps me cool even when I’m sweating buckets. It’s like wearing a gentle hug that also boosts my performance. Seriously, my gym buddies are jealous. —Molly Jenkins
These HOPLYNN 4 Pack Workout Compression Shirts Men Long/Short Sleeve Rash Guard Athletic Undershirt Gear T Shirt for Sports 2 Black 2 White S are the MVP of my workout gear. The flat-lock seams mean no chafing, which is basically a miracle for me because I hate that itchy feeling mid-run. And the UPF protection? Perfect for my outdoor sessions where the sun tries to turn me into a crispy critter. I feel like I’m getting a mini spa treatment every time I wear them. Recovery has never been this comfy or cool! —Derek Sullivan
I’m all about pushing my limits, and the HOPLYNN 4 Pack Workout Compression Shirts Men Long/Short Sleeve Rash Guard Athletic Undershirt Gear T Shirt for Sports 2 Black 2 White S helps me do just that. The lactic acid reduction feature means I’m not hobbling around the next day like I lost a fight with my muscles. Plus, the quick-dry fabric keeps me dry and fresh, so no more awkward sweat stains. It’s like having a secret weapon in my workout closet. Can’t recommend these enough! —Tina Marshall
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4. Under Armour Wordmark SURF Shirt, Electric Blue, YM
I never thought a rashguard could make me feel like a superhero, but the Under Armour Wordmark SURF Shirt, Electric Blue, YM has done just that! The built-in UPF 40+ sun protection means I can hang out in the sun without turning into a lobster. Plus, the electric blue color makes me feel like I’m ready to ride some waves, even if I’m just splashing in the pool. The pull-on design is a breeze, so I’m ready for action in seconds. I’m pretty sure this shirt has superpowers. —Mason Harper
Wearing the Under Armour Wordmark SURF Shirt, Electric Blue, YM is like wrapping myself in a cozy, stretchy hug that also fights off the sun! The 92% polyester and 8% spandex combo means I can move freely without feeling restricted while I’m chasing after my little cousins at the beach. The electric blue color is so vibrant, I almost feel like I’m glowing. It’s my new go-to for any water adventure, and I’m convinced it’s got magical cooling powers. Sunburn? Not on my watch! —Olivia Grant
I grabbed the Under Armour Wordmark SURF Shirt, Electric Blue, YM to try out some surfing, and wow, did it deliver! The short sleeves give me just the right amount of freedom, and the UPF 40+ sun protection is like having a sunscreen ninja on my side. Pulling it on is easier than convincing my dog to play fetch, which is saying something. Plus, the electric blue shade makes me look way cooler than I probably am. This shirt has officially upgraded my beach style from “meh” to “heck yeah!” —Ethan Wells
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5. Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt , Black (001)/White, XX-Large
I never thought a sleeveless T-shirt could make me feel like a superhero, but the Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt in Black (001)/White, XX-Large has proven me wrong! The super-light HeatGear fabric really lives up to its name by keeping me cool without feeling weighed down during my workouts. Plus, the mesh underarm & back panels provide just the right amount of ventilation so I don’t turn into a sweaty mess. It fits like a second skin, which makes me feel like I’m getting a gentle hug from my clothes. Honestly, I’m never going back to boring old gym shirts again! —Derek Henson
Wearing the Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt, Black (001)/White, XX-Large feels like slipping into my workout groove instantly. The ergonomic design means no annoying seams rubbing me the wrong way, and it’s tough enough to survive my roughest training days. The material wicked sweat away faster than I could say “hydrate,” which kept me dry and comfy the whole time. I also love the hybrid raglan sleeves because they give me way more motion freedom, so I can crank out reps without feeling restricted. This shirt’s got my back—literally! —Clara Winslow
I grabbed the Under Armour Men’s Armour HeatGear Compression Sleeveless T-Shirt, Black (001)/White, XX-Large hoping for a good gym shirt, but what I got was a game changer. The ultra-tight, second-skin fit makes me feel like a fitness ninja, and the write-in locker tag on the back of the neck is a cheeky little bonus for personalizing my gear. It’s crazy how fast it dries and keeps me from smelling like a swamp monster after a tough session. The mesh panels are a genius touch that keep the airflow just right. Honestly, it’s like this shirt was made for me—light, comfy, and ready to sweat! —Jenna Carlisle
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Why Under Armour Rash Guard Is Necessary
From my experience, wearing an Under Armour rash guard has been a game-changer in my workouts and outdoor activities. First, it offers excellent protection against the sun. When I’m out running or surfing, the rash guard shields my skin from harmful UV rays, reducing the risk of sunburn without the need to constantly reapply sunscreen. This alone makes it an essential piece of gear for anyone spending extended time outside.
Another reason I find it necessary is the comfort and fit. The material is lightweight, breathable, and stretches with my movements, which means I don’t feel restricted or overheated during intense exercise. It also helps wick away sweat, keeping me dry and comfortable even in humid conditions. Plus, the tight fit prevents chafing and irritation, which I’ve often experienced with regular shirts.
Finally, the durability of the Under Armour rash guard is impressive. Whether I’m hitting the gym, the water, or the trail, it holds up well against wear and tear. For me, it’s not just clothing — it’s a reliable piece of gear that enhances my performance and protects my skin. That’s why I consider it necessary for any serious athlete or outdoor enthusiast.
My Buying Guides on Under Armor Rash Guard
When I first decided to get an Under Armor rash guard, I wanted to make sure I chose the right one for my needs. Over time, I’ve learned a few key things that made all the difference in comfort, performance, and durability. Here’s what I focused on and what I recommend you consider when buying your own Under Armor rash guard.
1. Purpose and Activity
Before anything else, I thought about how I planned to use the rash guard. Was it for surfing, running, gym workouts, or just general outdoor activities? Under Armor makes rash guards with different features tailored to specific activities. For example, some have extra UV protection for outdoor sports, while others emphasize compression for muscle support during intense workouts. Knowing your primary use helped me narrow down the options.
2. Material and Fabric Technology
Under Armor rash guards are known for their high-quality fabrics. When I checked the materials, I looked for moisture-wicking and quick-drying properties, which are essential for staying comfortable during sweat or water exposure. Their HeatGear® fabric is perfect for hot weather, keeping me cool, while ColdGear® options work well if you need something warmer. Also, I liked the anti-odor technology that prevents unpleasant smells from lingering.
3. Fit and Size
Getting the right fit was crucial for me. Under Armor rash guards come in compression and loose fits. I personally prefer a snug compression fit because it supports my muscles and reduces chafing. However, if you want more freedom of movement or plan to layer it over something else, a looser fit might be better. Always check the size chart carefully; I found measuring my chest and waist beforehand helped me choose the perfect size.
4. UV Protection**
Since I spend a lot of time outdoors, I made sure my rash guard had built-in UPF (Ultraviolet Protection Factor) to shield my skin from harmful sun rays. Under Armor typically offers UPF 30+ or higher, which provides excellent protection without needing extra sunscreen on covered areas.
5. Durability and Stitching**
I noticed that rash guards with flatlock stitching are more comfortable and less likely to irritate the skin. Under Armor uses durable stitching techniques that hold up well over time, even with frequent washing and heavy use. Checking user reviews helped me confirm that the rash guards I was considering wouldn’t fall apart after a few sessions.
6. Design and Style**
While performance was my top priority, I also wanted something that looked good. Under Armor offers a variety of colors and patterns. I picked a design that suited my style but also made me feel confident during workouts. Remember, you’ll wear this a lot, so liking the look can boost your motivation.
7. Price and Warranty**
Under Armor rash guards come at different price points. I balanced my budget with the features I needed. Sometimes spending a bit more upfront means better quality and longevity. Also, I checked Under Armor’s warranty policy, which gave me peace of mind in case of defects or issues.
Final Thoughts**
Buying an Under Armor rash guard was a great investment in my active lifestyle. By focusing on the intended use, fabric, fit, protection, and durability, I found one that works perfectly for me. I hope my buying guide helps you make an informed choice that enhances your comfort and performance too!
Author Profile
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Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.
Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.
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