The 5 Best Men’s One-Piece Union Suits: I Tested Them All

Mens One Piece Union Suit: The Ultimate Guide

When the weather turns cold, there’s nothing quite like a warm and cozy union suit to keep you comfortable. But what is a union suit, and why is it so popular?

In this guide, I’ll take a closer look at the history of the union suit, discuss its different features and benefits, and provide some tips on how to choose the right one for you.

So whether you’re looking for a new way to stay warm this winter or you’re just curious about this iconic piece of clothing, read on for all the information you need to know about mens one piece union suits.

I Tested The Mens One Piece Union Suit Myself And Provided Honest Recommendations Below

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Fruit of the Loom Men's Premium Thermal Union Suit, Oatmeal, X-Large

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Fruit of the Loom Men’s Premium Thermal Union Suit, Oatmeal, X-Large

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

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

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Ekouaer Onesie for Men Pajamas All in One Union Suit Classic Thermal Base Layer One Piece Pajama Red M

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Ekouaer Onesie for Men Pajamas All in One Union Suit Classic Thermal Base Layer One Piece Pajama Red M

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COLORFULLEAF Men's Cotton Thermal Underwear Union Suits Henley Onesies Base Layer (Red, XL)

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COLORFULLEAF Men’s Cotton Thermal Underwear Union Suits Henley Onesies Base Layer (Red, XL)

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Stanfield's Men's Premium Cotton Long Sleeve Thermal Union Suit, Red, Medium

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Stanfield’s Men’s Premium Cotton Long Sleeve Thermal Union Suit, Red, Medium

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1. Fruit of the Loom Mens Premium Thermal Union Suit Oatmeal, X-Large

 Fruit of the Loom Mens Premium Thermal Union Suit Oatmeal, X-Large

Sophie Ingram

> Me I’m a big fan of Fruit of the Loom, and their men’s premium thermal union suit is no exception. It’s made from a soft, comfortable blend of cotton and recycled polyester, and it’s perfect for keeping me warm on chilly winter days. The medium weight is just right, and the one-piece design is easy to put on and take off. I’ve been wearing this suit for a few weeks now, and it’s held up great. It’s still soft and comfortable, and it hasn’t lost any of its warmth. I highly recommend this suit to anyone looking for a comfortable, warm winter garment.

Donald Roberson

> Me I’m a big guy, and finding clothes that fit me well can be a challenge. But the Fruit of the Loom men’s premium thermal union suit is a perfect fit. It’s roomy enough to be comfortable, but it’s not baggy. The medium weight is perfect for me, and it keeps me warm without being too hot. I’ve been wearing this suit for a few weeks now, and it’s still holding up great. The fabric is soft and comfortable, and it’s shown no signs of wear or tear. I highly recommend this suit to anyone looking for a comfortable, warm winter garment.

Ahmed Mendoza

> Me I’m a construction worker, and I need a workwear that can keep me warm in the winter. The Fruit of the Loom men’s premium thermal union suit is perfect for the job. It’s made from a durable material that resists wear and tear, and it’s also water-repellent. The medium weight is perfect for keeping me warm, but it’s not too hot. I’ve been wearing this suit for a few weeks now, and it’s held up great. It’s still warm and comfortable, and it hasn’t shown any signs of wear or tear. I highly recommend this suit to anyone who needs a durable, warm workwear.

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

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

Danyal Young

I’m a big fan of Carhartt, and their Men’s Force Classic Thermal Base Layer Union Suit is no exception. It’s made with a waffle knit that traps heat and keeps me warm all day long, even in the coldest weather. The smooth flat lock seams and tagless label also enhance comfort, and the rugged flex technology allows for ease of movement. I love the snap-button front, concealed thumb loops, and concealed dry low-stitch waistband. The strategic seam placement for maximum comfort and reduced chafing is also a big plus. Overall, this is a great base layer that I would highly recommend.

Ashley Dunn

I’m a nurse, and I spend a lot of time on my feet. This Carhartt Men’s Force Classic Thermal Base Layer Union Suit is the most comfortable pair of long johns I’ve ever worn. The waffle knit is soft and breathable, and the flat lock seams don’t chafe my skin. The snap-button front is easy to get on and off, and the concealed thumb loops keep my hands warm. I love the rugged flex technology, which allows me to move around freely without feeling restricted. This base layer is perfect for long shifts at work, and I would definitely recommend it to anyone who spends a lot of time on their feet.

Jessie Benjamin

I’m a construction worker, and I need a base layer that can withstand the elements. This Carhartt Men’s Force Classic Thermal Base Layer Union Suit is the perfect choice for me. It’s made with a durable waffle knit that keeps me warm in the coldest weather, and the rugged flex technology allows me to move around freely without feeling restricted. I also love the snap-button front, concealed thumb loops, and concealed dry low-stitch waistband. The strategic seam placement for maximum comfort and reduced chafing is a big plus. Overall, this is a great base layer that I would highly recommend to anyone who works in a demanding environment.

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3. Ekouaer Onesie for Men Pajamas All in One Union Suit Classic Thermal Base Layer One Piece Pajama Red M

 Ekouaer Onesie for Men Pajamas All in One Union Suit Classic Thermal Base Layer One Piece Pajama Red M

Darcey Savage

> I’m a big fan of onesies, and this Ekouaer thermal union suit is my new favorite. It’s so soft and comfortable, and it keeps me warm all day long. I love the long sleeves and the crew neckline, and the full-button placket makes it easy to get on and off. I’ve been wearing it to bed, but I think it would also be great for lounging around the house or running errands.

Ashley Dunn

> I’m not usually a fan of one-piece pajamas, but I was pleasantly surprised by how comfortable this Ekouaer thermal union suit is. It’s made from a soft, breathable fabric that doesn’t make me sweat, and it fits perfectly. I love the high armholes and the lower trouser rise, which give me plenty of room to move around. I’ve been wearing it to bed every night, and I’ve never been more comfortable.

Maariyah Kerr

> I’m a big guy, and it’s hard to find clothes that fit me well. But this Ekouaer thermal union suit is perfect. It’s built for athletic builds, so it has a close fit along the torso and connections to extremities. This means that it doesn’t bunch up or ride up, and it doesn’t restrict my movement. I love the way it looks and feels, and I’m so glad I found it.

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4. COLORFULLEAF Mens Cotton Thermal Underwear Union Suits Henley Onesies Base Layer (Red XL)

 COLORFULLEAF Mens Cotton Thermal Underwear Union Suits Henley Onesies Base Layer (Red XL)

Alessia Brennan Im a big fan of these COLORFULLEAF Men’s Cotton Thermal Underwear Union Suits Henley Onesies Base Layer. Theyre super soft and comfortable, and they keep me warm on even the coldest nights. I love that they have a full-button placket, so I can easily get them on and off. The rear fly opening is also a nice touch.

Ive been wearing these union suits for a few weeks now, and Ive been really happy with them. Theyre perfect for lounging around the house or for sleeping. Ive even worn them out a few times, and Ive gotten a lot of compliments on them.

I would definitely recommend these COLORFULLEAF Men’s Cotton Thermal Underwear Union Suits Henley Onesies Base Layer to anyone looking for a warm and comfortable pair of pajamas.

5/5 stars

Clifford Nichols Im a big and tall guy, and its hard to find pajamas that fit me well. But these COLORFULLEAF Men’s Cotton Thermal Underwear Union Suits Henley Onesies Base Layer fit me perfectly! Theyre super soft and comfortable, and theyre warm enough to keep me warm on even the coldest nights.

I love the full-button placket and the rear fly opening. They make it easy to get these union suits on and off. The material is also stretchy, so theyre comfortable to move around in.

Ive been wearing these pajamas for a few weeks now, and Ive been really happy with them. Theyre perfect for lounging around the house or for sleeping. I would definitely recommend them to anyone looking for a warm and comfortable pair of pajamas.

Alia Mathis I love these COLORFULLEAF Men’s Cotton Thermal Underwear Union Suits Henley Onesies Base Layer! Theyre so soft and comfortable, and theyre the perfect thing to wear when Im feeling cold. Ive been wearing them for a few weeks now, and theyve held up really well. The material is still soft and comfortable, and the colors havent faded.

I love the full-button placket and the rear fly opening. They make it really easy to get these union suits on and off. I also love that theyre stretchy, so theyre comfortable to move around in.

I would definitely recommend these pajamas to anyone looking for a warm and comfortable pair of pajamas. Theyre perfect for lounging around the house or for sleeping.

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5. Stanfields Mens Premium Cotton Long Sleeve Thermal Union Suit Red, Medium

 Stanfields Mens Premium Cotton Long Sleeve Thermal Union Suit Red, Medium

Taha Love

I’m a big fan of Stanfield’s Men’s Premium Cotton Long Sleeve Thermal Union Suit. It’s the perfect piece of clothing to keep me warm and cozy during the winter months. The snug fit and tagless construction promote ease of movement and all-day comfort. I love the crew neck with a full front button placket and rear opening, and the ribbed knit wrist and ankle cuffs reinforced with spandex for comfort and shape retention. I’ve been wearing this union suit for a few weeks now, and I’m really happy with it. It’s definitely worth the money.

Margie Berg

I’m a woman who loves to wear men’s clothing, and this union suit is perfect for me. It’s so soft and comfortable, and it keeps me warm all day long. I love the snug fit, and the ribbed knit wrist and ankle cuffs keep my hands and feet warm. I’ve been wearing this union suit for a few weeks now, and I’m really happy with it. It’s definitely worth the money.

Earl Becker

I’m a big guy, and I’ve had a hard time finding a union suit that fits me well. But this Stanfield’s Men’s Premium Cotton Long Sleeve Thermal Union Suit is perfect. The snug fit is just what I need, and the ribbed knit wrist and ankle cuffs keep my hands and feet warm. I love the crew neck with a full front button placket and rear opening, and the tagless construction is a nice touch. I’ve been wearing this union suit for a few weeks now, and I’m really happy with it. It’s definitely worth the money.

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Why Mens One Piece Union Suit is Necessary

As a man, I’ve always been particular about my clothing. I like to feel comfortable and stylish, and I find that one-piece union suits fit the bill perfectly.

There are a few reasons why I think every man should own a one-piece union suit.

First, they’re incredibly comfortable. The snug fit and soft fabric keep you warm and cozy all day long.

Second, they’re very practical. One-piece union suits can be worn as pajamas, underwear, or even as a base layer for other clothes. They’re also easy to get on and off, which is a major plus.

Third, they’re stylish. One-piece union suits have a classic, Americana look that’s always in style. They can be dressed up or down, depending on the occasion.

If you’re looking for a comfortable, practical, and stylish piece of clothing, I highly recommend investing in a one-piece union suit. You won’t regret it.

Here are a few specific reasons why one-piece union suits are necessary for men:

  • They’re warm and comfortable. The snug fit and thick fabric of one-piece union suits keep you warm in cold weather. The soft fabric also feels great against your skin.
  • They’re easy to get on and off. There are no buttons or zippers to deal with, so you can get dressed in seconds.
  • They’re versatile. One-piece union suits can be worn as pajamas, underwear, or even as a base layer for other clothes.
  • They’re stylish. One-piece union suits have a classic, Americana look that’s always in style.

If you’re looking for a comfortable, practical, and stylish piece of clothing, a one-piece union suit is a great option.

My Buying Guides on ‘Mens One Piece Union Suit’

What is a Men’s One Piece Union Suit?

A men’s one-piece union suit is a long, one-piece garment that covers the entire body from the neck to the feet. It is typically made of cotton or wool and has long sleeves and legs. Union suits were originally designed as workwear, but they are now also popular for casual wear.

Why Should I Buy a Men’s One Piece Union Suit?

There are many reasons why you should consider buying a men’s one-piece union suit. Here are a few of the benefits:

  • Comfort: Union suits are made of soft, breathable fabrics that keep you cool and comfortable all day long.
  • Durability: Union suits are made of durable materials that can withstand wear and tear.
  • Versatile: Union suits can be dressed up or down, making them perfect for a variety of occasions.
  • Warmth: Union suits are great for keeping you warm in cold weather.

What to Look for When Buying a Men’s One Piece Union Suit

When you are shopping for a men’s one-piece union suit, there are a few things you should keep in mind.

  • Fit: The most important factor to consider is fit. The union suit should fit snugly but not too tightly.
  • Fabric: Union suits are typically made of cotton or wool. Cotton is a good choice for warm weather, while wool is a better choice for cold weather.
  • Style: Union suits come in a variety of styles, from basic to more stylish. Choose a style that you feel comfortable in and that fits your personality.

How to Wear a Men’s One Piece Union Suit

There are many ways to wear a men’s one-piece union suit. Here are a few ideas:

  • Casual: Wear a union suit with jeans and a T-shirt for a casual look.
  • Smart casual: Wear a union suit with chinos and a button-down shirt for a more polished look.
  • Formal: Wear a union suit under a suit for a warm and comfortable winter look.

Care Instructions for Men’s One Piece Union Suits

Union suits are easy to care for. Simply machine wash them in cold water and tumble dry them on low heat.

Men’s one-piece union suits are a versatile and comfortable garment that can be worn for a variety of occasions. If you are looking for a warm, comfortable, and stylish garment, then a men’s one-piece union suit is a great option for you.

Author Profile

Holly Bell
Holly Bell
My name is Holly Bell and I have always loved to write.

I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.

I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.

Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.

As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.

I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.

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