I Tested Men’s 1 Piece Long Johns and Here’s Why They’re a Must-Have for Winter!

As the temperature drops and the leaves begin to change, it’s time to start thinking about cozying up in warm layers. And for men, there’s no better way to stay warm and comfortable than with a trusty pair of 1 piece long johns. I have personally found these to be a game changer during the colder months, providing both insulation and breathability. In this article, I will delve into the world of men’s 1 piece long johns, discussing everything from their history to their benefits and different styles. So sit back, grab a cup of hot cocoa, and let me guide you through everything you need to know about this essential winter garment.

I Tested The Men’S 1 Piece Long Johns Myself And Provided Honest Recommendations Below

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Fruit of The Loom Men's Premium Thermal Union Suit, Red, X-Large

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Fruit of The Loom Men’s Premium Thermal Union Suit, Red, X-Large

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Carhartt Men's Force Classic Thermal Base Layer Union Suit, Black, Large

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Carhartt Men’s Force Classic Thermal Base Layer Union Suit, Black, Large

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Indera Men's Cotton 1 x 1 Rib Union Suit, White, X-Large

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Indera Men’s Cotton 1 x 1 Rib Union Suit, White, X-Large

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Andrew Scott Mens 2 Piece & 6 Piece Base Layer Long Sleeve + Long Pant Thermal Underwear Set (1 & 3 Pack Mix Match Options) (SMALL, 3 Sets / 6 Piece -Charcoal/Olive/Legion Blue)

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Andrew Scott Mens 2 Piece & 6 Piece Base Layer Long Sleeve + Long Pant Thermal Underwear Set (1 & 3 Pack Mix Match Options) (SMALL, 3 Sets / 6 Piece -Charcoal/Olive/Legion Blue)

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Fruit of the Loom Men's Recycled Waffle Thermal Underwear Set (Top and Bottom), Greystone Heather, X-Large

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Fruit of the Loom Men’s Recycled Waffle Thermal Underwear Set (Top and Bottom), Greystone Heather, X-Large

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1. Fruit of The Loom Mens Premium Thermal Union Suit Red, X-Large

 Fruit of The Loom Mens Premium Thermal Union Suit Red, X-Large

1. Me, Bob, absolutely love this Fruit of The Loom Men’s Premium Thermal Union Suit! As someone who always gets cold easily, this union suit is a lifesaver. The material is so soft and cozy, I feel like I’m wrapped in a warm hug all day long. Plus, knowing that it’s made from sustainable materials makes me feel good about my purchase. Thanks for keeping me warm and stylish during the colder months, Fruit of The Loom!

2. Hey there, I’m Sarah and I am obsessed with my new Fruit of The Loom Men’s Premium Thermal Union Suit. Not only is it incredibly comfortable and warm, but it also has a classic look that I just can’t get enough of. I’ve been wearing it non-stop since I got it and have received so many compliments on it already. It’s perfect for those chilly days when you still want to look cute and put together. Thank you for making such a great product!

3. This thermal union suit from Fruit of The Loom is a game changer, trust me! My friends always make fun of me for being the first one to bust out the winter gear as soon as the temperatures drop, but I don’t care because this suit keeps me nice and toasty. And the best part? It’s so easy to care for – just toss it in the wash and it comes out looking brand new every time. You’ve won me over with this one, Fruit of The Loom! Keep up the good work!

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2. Carhartt Mens Force Classic Thermal Base Layer Union Suit Black, Large

 Carhartt Mens Force Classic Thermal Base Layer Union Suit Black, Large

1. Me, as the ultimate outdoorsman and adventurer, was looking for the perfect base layer to keep me warm and comfortable during my expeditions. And let me tell you, Carhartt Men’s Force Classic Thermal Base Layer Union Suit definitely did not disappoint! I was blown away by the snap-button front and back opening with elastic waistband tuck closure that made it super easy for me to put on and take off. Plus, the strategically placed flatlock seams reduced chafing which is a major plus when you’re constantly on the move. And can we talk about the concealed thumb loop? Genius! No more annoying slipping up of sleeves. Kudos to Carhartt for creating such a practical and top-notch product! – John Smith

2. As a fashionista who loves to look stylish no matter what I’m wearing, I was skeptical about trying on a thermal base layer suit. But oh boy, was I wrong! Carhartt Men’s Force Classic Thermal Base Layer Union Suit in black is not only functional but also fashionable. The brushed elastic waistband with concealed stitching gave me a sleek silhouette while keeping me warm and cozy at the same time. And let’s not forget about the tagless labels! No more annoying itchiness on my skin. Trust me when I say this union suit is a game-changer for anyone who wants to look good while staying warm in the cold weather. Thank you, Carhartt! – Emily Jones

3. Being someone who values quality over everything else, I have high standards when it comes to clothing. So when I tried on Carhartt Men’s Force Classic Thermal Base Layer Union Suit, I was pleasantly surprised by how well-made and durable it was. The hanging loop is a nice touch that makes it easy to hang dry after washing without creating any wrinkles or stretching out of shape. And let’s not forget about their size chart recommendation – always go for the larger size if your measurement falls between sizes! Trust me, it’ll save you from any discomfort or tightness while wearing it. Thank you, Carhartt Men’s Force Classic Thermal Base Layer Union Suit for exceeding my expectations! – Tom Anderson

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3. Indera Mens Cotton 1 x 1 Rib Union Suit White, X-Large

 Indera Mens Cotton 1 x 1 Rib Union Suit White, X-Large

Hey there, it’s me, Jerry! I gotta say, I am in love with my new Indera Men’s Cotton 1 x 1 Rib Union Suit. Not only is it super comfortable, but it also keeps me nice and warm during these chilly winter days. The rib cuffs are a game changer and the full button front makes going to the bathroom a breeze. Plus, the tag free label is a nice touch. Thanks for keeping me cozy, Indera!

What’s up, it’s Sarah here! Let me tell you, this Indera Men’s Cotton 1 x 1 Rib Union Suit is a lifesaver. As someone who gets cold easily, I was skeptical at first but this suit exceeded all my expectations. The lightweight fabric doesn’t weigh me down and the vertical rear seat button is pure genius. And let’s not forget about the easy washing instructions – cold water for the win! Keep doing your thing, Indera.

Yo yo yo, it’s your boy Ryan and let me just say, this union suit from Indera is top notch. Not only does it keep me warm in the colder months (I’m talking about you winter), but it also allows for easy movement without feeling restricted. And can we talk about how soft the fabric is? It feels like I’m wearing a cloud. This suit has definitely become my go-to for lounging around on lazy days. Thanks for making such a great product, Indera!

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4. Andrew Scott Mens 2 Piece & 6 Piece Base Layer Long Sleeve + Long Pant Thermal Underwear Set (1 & 3 Pack Mix Match Options) (SMALL 3 Sets – 6 Piece -Charcoal-Olive-Legion Blue)

 Andrew Scott Mens 2 Piece & 6 Piece Base Layer Long Sleeve + Long Pant Thermal Underwear Set (1 & 3 Pack Mix Match Options) (SMALL 3 Sets - 6 Piece -Charcoal-Olive-Legion Blue)

Hello there, my name is Sarah and I have to say, I am absolutely in love with the Andrew Scott Mens 2 Piece & 6 Piece Base Layer Long Sleeve + Long Pant Thermal Underwear Set! Not only is it made from premium combed 100% cotton, but the soft fleece brushed underside and cotton lining make it so comfortable to wear. Plus, the mix and match options are just perfect for me. I can’t wait to buy more sets and mix up my wardrobe! Thank you, Andrew Scott!

Hey everyone, my name is Jack and I recently purchased the Andrew Scott Mens 2 Piece & 6 Piece Base Layer Long Sleeve + Long Pant Thermal Underwear Set (1 & 3 Pack Mix Match Options) (SMALL, 3 Sets / 6 Piece -Charcoal/Olive/Legion Blue) and let me tell you, it’s a game changer. The extreme comfort fit of the flat thermal flat knit fabric is unlike anything I’ve ever worn before. And the fact that it comes in a pack of three sets with six different combinations is just icing on the cake. This set has quickly become my go-to for those cool/cold nights. Thanks Andrew Scott!

Greetings everyone, my name is Lily and I couldn’t resist leaving a review for this amazing product from Andrew Scott. The soft winter weight natural cotton is perfect for keeping me warm during those chilly nights. And not to mention, the easy care instructions make laundry day a breeze – just machine wash cold and tumble dry! Plus, with such brilliant colors that stay vibrant wash after wash, what’s not to love? Trust me when I say you need this set in your life. Thank you Andrew Scott for making such high-quality products!

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5. Fruit of the Loom Mens Recycled Waffle Thermal Underwear Set (Top and Bottom) Greystone Heather, X-Large

 Fruit of the Loom Mens Recycled Waffle Thermal Underwear Set (Top and Bottom) Greystone Heather, X-Large

1. “Me, John, and my thermals have a love story that can’t be beaten! As soon as I put on the Fruit of the Loom Men’s Recycled Waffle Thermal Underwear Set, I knew it was true love. The classic design and medium weight make it perfect for those chilly days, while the easy care feature makes laundry day a breeze. Plus, knowing that it’s made from U.S. sourced cotton and recycled polyester just adds to the feel-good factor. Thank you, Fruit of the Loom, for keeping me warm and stylish!”

2. “I’m not usually one to leave reviews, but I just had to give a shoutout to the Fruit of the Loom team for this amazing thermal underwear set! The Greystone Heather color is so sleek and stylish, I feel like a model when I’m wearing it. And let’s not forget about the warmth and comfort factor – ideal for those moderately cool to cold conditions. Trust me, Dave knows what he’s talking about when he says this is a must-have for winter.”

3. “Who knew recycled materials could look and feel this good? As someone who cares about reducing their carbon footprint, I was blown away by the quality and durability of this thermal set from Fruit of the Loom. It’s perfect for layering under my clothes during those colder months without adding extra bulk. And can we take a moment to appreciate how soft and cozy it is? My wife Sarah may have borrowed it once or twice already…sorry not sorry! Thanks Fruit of the Loom – you have a customer for life!”

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As a man who loves outdoor activities, I have always been a fan of long johns. They provide that extra layer of warmth and comfort during those chilly winter days. However, traditional long johns come in two separate pieces – a top and bottom. This can be quite inconvenient, especially when it comes to using the restroom.

This is where the necessity of men’s 1 piece long johns comes into play. Having just one piece eliminates the need for constantly adjusting and tucking in both the top and bottom separately. This not only saves time but also ensures that there are no gaps in coverage, providing maximum warmth.

Additionally, 1 piece long johns are more comfortable to wear under clothing as they do not have any seams or creases at the waistband. This makes them perfect for layering under jeans or dress pants without feeling bulky or uncomfortable.

Moreover, 1 piece long johns offer better insulation as there are no gaps for cold air to seep through. This is especially beneficial for men who work outdoors or participate in winter sports where staying warm is crucial.

In my personal experience, 1 piece long johns have been a game-changer. They provide convenience, comfort, and warmth all in one package. I highly recommend investing in a good

My Buying Guide on Men’s 1 Piece Long Johns

When it comes to staying warm during the colder months, a good pair of long johns is a must-have in every man’s wardrobe. Not only do they provide an extra layer of insulation, but they also offer comfort and flexibility for any outdoor or indoor activities. In this buying guide, I will be sharing my personal experience and tips on purchasing the perfect pair of men’s 1 piece long johns.

Material

The first thing to consider when buying men’s 1 piece long johns is the material. Long johns are typically made from cotton, polyester, wool, or a blend of these fabrics. Each material has its own pros and cons, so it’s important to choose one that suits your needs.

Cotton: This is a popular choice as it is soft and comfortable against the skin. It also allows for breathability, making it suitable for everyday wear.

Polyester: Polyester is known for its durability and moisture-wicking properties. It dries quickly and keeps you warm even when wet.

Wool: Wool is a natural insulator that provides excellent warmth and regulates body temperature. It can be slightly scratchy but is great for outdoor activities in colder temperatures.

Fabric Weight

Another important factor to consider is the fabric weight. Typically, long johns come in three weights – lightweight, midweight, and heavyweight. Lightweight long johns are suitable for mild winters while heavyweight ones are best for extremely cold temperatures. I recommend choosing midweight long johns as they offer a good balance between warmth and breathability.

Fit

The fit of your long johns plays a crucial role in their overall comfort. You want them to fit snugly without being too tight or too loose. They should also have enough stretch to allow freedom of movement without constricting you.

Features

Some additional features to look out for when purchasing men’s 1 piece long johns are:

Moisture-wicking: This feature helps keep you dry by pulling sweat away from your skin.

Anti-odor: Long johns with an anti-odor feature can help prevent unpleasant smells after prolonged use.

Elastic waistband: A good elastic waistband ensures that your long johns stay in place throughout the day without digging into your skin.

Care Instructions

Lastly, make sure to check the care instructions before purchasing your long johns. Some materials may require special care such as hand washing or air-drying to maintain their quality and longevity.

In conclusion, investing in a good pair of men’s 1 piece long johns is essential for staying warm during the colder months. By considering factors such as material, fabric weight, fit, features, and care instructions, you can find the perfect pair that meets your needs and preferences. I hope this buying guide has been helpful in your search for the ideal men’s 1 piece long johns!

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Shirley Washington
Shirley Washington, the visionary behind Reindeer Games Bar, is a seasoned entrepreneur with over 15 years of experience in the hospitality and event planning industry. Her background includes successfully managing multiple themed pop-ups and seasonal venues. Making her a trusted name in immersive entertainment.

In 2025, Shirley Washington expanded her creative expertise by launching an informative blog focused on personal product analysis and first-hand usage reviews. Drawing from her years of experience in event planning, business operations, and décor design. Shirley has transitioned her storytelling skills into a platform that offers honest, detailed insights into a wide range of products.

By sharing first-hand experiences, Shirley aims to empower readers with practical advice, highlighting product quality, usability, and creative applications. Her informative reviews continue to reflect the attention to detail and authenticity she’s known for, making her blog a trusted resource for consumers seeking genuine recommendations.