20 Best Under Armour 4.0 Base Layer [2024]

Are you looking for the best Under Armour 4.0 Base Layer? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Under Armour 4.0 Base Layer.

We Recommended:

# Preview Product
1 Under Armour Women's Base Leggings 4.0 , Black (001)/Pitch Gray , Small Under Armour Women's Base Leggings 4.0 , Black (001)/Pitch Gray , Small
2 Under Armour Men's Extreme Twill Base Leggings , Black (001)/Charcoal , X-Large Under Armour Men's Extreme Twill Base Leggings , Black (001)/Charcoal , X-Large
3 Under Armour Base Layer 4.0 Top - Boys' Black, L Under Armour Base Layer 4.0 Top - Boys' Black, L
4 Under Armour Base Layer 4.0 Bottom - Boys' Black, XL Under Armour Base Layer 4.0 Bottom - Boys' Black, XL
5 Under Armour Men's Packaged Base 4.0 1/4 Zip T-Shirt , Black (001)/Pitch Gray , X-Large Under Armour Men's Packaged Base 4.0 1/4 Zip T-Shirt , Black (001)/Pitch Gray , X-Large
6 Under Armour Men's Packaged Base 4.0 Crew T-Shirt , Black (001)/Pitch Gray , Large Under Armour Men's Packaged Base 4.0 Crew T-Shirt , Black (001)/Pitch Gray , Large
7 Under Armour Men's Packaged Base 3.0 Crew Neck T-Shirt , Black (001)/Pitch Gray , X-Large Under Armour Men's Packaged Base 3.0 Crew Neck T-Shirt , Black (001)/Pitch Gray , X-Large
8 Under Armour Men's Packaged Base 3.0 Leggings , Black (001)/Pitch Gray , X-Large Under Armour Men's Packaged Base 3.0 Leggings , Black (001)/Pitch Gray , X-Large
9 Under Armour mens ColdGear Armour Fitted Mock , Black (001)/White , X-Large Under Armour mens ColdGear Armour Fitted Mock , Black (001)/White , X-Large
10 Under Armour Women's Base 4.0 Crew-Neck T-Shirt , Black (001)/Pitch Gray , Small Under Armour Women's Base 4.0 Crew-Neck T-Shirt , Black (001)/Pitch Gray , Small
11 Under Armour Women's Base Leggings 3.0 , Black (001)/Pitch Gray , Medium Under Armour Women's Base Leggings 3.0 , Black (001)/Pitch Gray , Medium
12 Under Armour Men's ColdGear Armour Leggings , Black (001)/White, Large Under Armour Men's ColdGear Armour Leggings , Black (001)/White, Large
13 Under Armour Men's ColdGear Armour Compression Leggings , Charcoal Light Heather (019)/Black ,... Under Armour Men's ColdGear Armour Compression Leggings , Charcoal Light Heather (019)/Black ,...
14 OutTop Men's Turtleneck Sweater Tops Fall Winter Warm Knit Base Layer Stretch Snug Fits Long Sleeve... OutTop Men's Turtleneck Sweater Tops Fall Winter Warm Knit Base Layer Stretch Snug Fits Long...
15 Under Armour Women's Base Leggings 2.0 , Black (001)/Pitch Gray , Small Under Armour Women's Base Leggings 2.0 , Black (001)/Pitch Gray , Small
16 Under Armour Men's ColdGear Armour Compression Mock Long-Sleeve T-Shirt , Black (001)/Steel ,... Under Armour Men's ColdGear Armour Compression Mock Long-Sleeve T-Shirt , Black (001)/Steel ,...
17 Under Armour Men's Tac ColdGear Infrared Base Leggings , Black (001)/Black , Large Under Armour Men's Tac ColdGear Infrared Base Leggings , Black (001)/Black , Large
18 Under Armour Women's Base 3.0 Crew Long-Sleeve T-Shirt , Black (001)/Glacier Gray , Medium Under Armour Women's Base 3.0 Crew Long-Sleeve T-Shirt , Black (001)/Glacier Gray , Medium
19 Under Armour Men's ColdGear Armour Fitted Twist Mock , Pitch Gray (012)/Reflective , X-Large Under Armour Men's ColdGear Armour Fitted Twist Mock , Pitch Gray (012)/Reflective , X-Large
20 Under Armour Men's Armour Fleece 1/2 Zip T-Shirt , Khaki Base (289)/Black , X-Large Under Armour Men's Armour Fleece 1/2 Zip T-Shirt , Khaki Base (289)/Black , X-Large
Bestseller No. 1
Under Armour Women's Base Leggings 4.0 , Black (001)/Pitch Gray , Small
  • UA Base 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
SaleBestseller No. 2
Under Armour Men's Extreme Twill Base Leggings , Black (001)/Charcoal , X-Large
  • Scent Control technology to keep you undetected
  • Substantial twill fleece fabric is durable, incredibly warm & insanely comfortable
  • Stretch mesh gusset & inseam panels provide strategic ventilation
  • Stretch panels on back of legs, knees & waist for enhanced mobility where you need it
  • Soft, exposed elastic waistband with wordmark
Bestseller No. 3
Under Armour Base Layer 4.0 Top - Boys' Black, L
  • Material: 81% polyester, 19% elasterell
  • Insulation Weight: heavyweight
  • Fit: fitted
  • Style: crew
  • Recommended Use: skiing, snowboarding, hiking, nordic skiing, casual
Bestseller No. 4
Under Armour Base Layer 4.0 Bottom - Boys' Black, XL
  • Material: 81% polyester, 19% elasterell
  • Insulation Weight: heavyweight
  • Fit: fitted
  • Recommended Use: skiing, snowboarding, hiking, nordic skiing, casual
  • Manufacturer Warranty: limited lifetime
SaleBestseller No. 5
Under Armour Men's Packaged Base 4.0 1/4 Zip T-Shirt , Black (001)/Pitch Gray , X-Large
  • UA Base 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4 way stretch construction moves better in every direction
Bestseller No. 6
Under Armour Men's Packaged Base 4.0 Crew T-Shirt , Black (001)/Pitch Gray , Large
  • UA Base 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
SaleBestseller No. 7
Under Armour Men's Packaged Base 3.0 Crew Neck T-Shirt , Black (001)/Pitch Gray , X-Large
  • UA Base 3.0 All Season Baselayer is extremely versatile, providing midweight warmth & mobility to a variety of activity levels & cold temperatures
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
Bestseller No. 8
Under Armour Men's Packaged Base 3.0 Leggings , Black (001)/Pitch Gray , X-Large
  • UA Base 3.0 All Season Baselayer is extremely versatile, providing midweight warmth & mobility to a variety of activity levels & cold temperatures
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
Bestseller No. 9
Under Armour mens ColdGear Armour Fitted Mock , Black (001)/White , X-Large
  • Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
  • Stretch-mesh back & underarm panels provide strategic ventilation without sacrificing warmth
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat & dries really fast
  • Ergonomic design keeps seams off of high abrasion areas
SaleBestseller No. 10
Under Armour Women's Base 4.0 Crew-Neck T-Shirt , Black (001)/Pitch Gray , Small
  • UA Base 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
SaleBestseller No. 11
Under Armour Women's Base Leggings 3.0 , Black (001)/Pitch Gray , Medium
  • UA Base 3.0 All Season Baselayer is extremely versatile, providing midweight warmth & mobility to a variety of activity levels & cold temperatures
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
SaleBestseller No. 12
Under Armour Men's ColdGear Armour Leggings , Black (001)/White, Large
  • Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
  • Stretch-mesh gusset & inseam panels provide strategic ventilation
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat & dries really fast
  • Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
SaleBestseller No. 13
Under Armour Men's ColdGear Armour Compression Leggings , Charcoal Light Heather (019)/Black ,...
  • Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
  • Stretch-mesh gusset & inseam panels provide strategic ventilation
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat & dries really fast
  • Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
Bestseller No. 14
OutTop Men's Turtleneck Sweater Tops Fall Winter Warm Knit Base Layer Stretch Snug Fits Long Sleeve...
  • Comfy Base Blouse Tops for Men - Cozy, Durable, Practical and Fashion Design, Suitable for Casual,Outdoor,Travel,Activity
  • Material - Daily casual tshirt made of premium soft fabric, comfortable to wear, thermal and warm,easy to wash and make you looks more awesome.
  • Size: Please kindly check the size detail and select according to our size chart to avoid size problem. Wash by hand or machine,cold or warm water,no...
  • Comfy - Suitable for the party, wedding, church, birthday, spring autumn winter and match most of clothing : Pair with hooded jacket, coat, hoodie,...
  • Shopping Confidently - We promise that our products are absolutely high quality, and provide damaged replacement or full refund service to provide you...
SaleBestseller No. 15
Under Armour Women's Base Leggings 2.0 , Black (001)/Pitch Gray , Small
  • UA Base 2.0 Active Baselayer is lightweight, flexible & breathable for high activity performance in cool conditions
  • UA Scent Control Technology to keep you undetected in all pursuits
  • Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable
  • Material wicks sweat & dries really fast
  • 4-way stretch construction moves better in every direction
SaleBestseller No. 16
Under Armour Men's ColdGear Armour Compression Mock Long-Sleeve T-Shirt , Black (001)/Steel ,...
  • Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat & dries really fast
  • Smooth, chafe-free flatlock seam construction
  • Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
Bestseller No. 17
Under Armour Men's Tac ColdGear Infrared Base Leggings , Black (001)/Black , Large
  • Product Type: Pants
  • Package Dimensions: 12" L X 8" W X 4" H
  • Package Weight: 0.687 Pounds
  • Country Of Origin: Cambodia
Bestseller No. 18
Under Armour Women's Base 3.0 Crew Long-Sleeve T-Shirt , Black (001)/Glacier Gray , Medium
  • UA Base 3.: Aggressive warmth for extreme cold
  • Thermal grid fabric traps heat in tiny pockets for long-lasting protection
  • Quick-dry construction wicks moisture to keep you drier, lighter & more comfortable
  • 4-way stretch construction moves better in every direction
  • Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
Bestseller No. 19
Under Armour Men's ColdGear Armour Fitted Twist Mock , Pitch Gray (012)/Reflective , X-Large
  • Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
  • Stretch-mesh back & underarm panels provide strategic ventilation without sacrificing warmth
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat & dries really fast
  • Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
Bestseller No. 20
Under Armour Men's Armour Fleece 1/2 Zip T-Shirt , Khaki Base (289)/Black , X-Large
  • Armour Fleece is light, breathable & stretches for superior mobility
  • Soft inner layer traps heat to keep you warm & comfortable
  • Generous ½ zip makes for easy layering
  • Elastic binding on cuffs
  • Dropped, shaped hem for enhanced coverage

Having trouble finding a great Under Armour 4.0 Base Layer?

This problem is well understood by us because we have gone through the entire Under Armour 4.0 Base Layer research process ourselves, which is why we have put together a comprehensive list of the best Under Armour 4.0 Base Layers available in the market today.

After hours of searching and using all the models on the market, we have found the best Under Armour 4.0 Base Layer for 2023. See our ranking below!

How Do You Buy The Best Under Armour 4.0 Base Layer?

Do you get stressed out thinking about shopping for a great Under Armour 4.0 Base Layer? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching Under Armour 4.0 Base Layer, which is why we have assembled a comprehensive list of the greatest Under Armour 4.0 Base Layer available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Under Armour 4.0 Base Layer that you consider buying. Your questions might include the following:

  • Is it worth buying an Under Armour 4.0 Base Layer?
  • What benefits are there with buying an Under Armour 4.0 Base Layer?
  • What factors deserve consideration when shopping for an effective Under Armour 4.0 Base Layer?
  • Why is it crucial to invest in any Under Armour 4.0 Base Layer, much less the best one?
  • Which Under Armour 4.0 Base Layer are good in the current market?
  • Where can you find information like this about Under Armour 4.0 Base Layer?

We’re convinced that you likely have far more questions than just these regarding Under Armour 4.0 Base Layer, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Under Armour 4.0 Base Layer, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Under Armour 4.0 Base Layer. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an Under Armour 4.0 Base Layer buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Under Armour 4.0 Base Layer currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Under Armour 4.0 Base Layer has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Under Armour 4.0 Base Layer?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Under Armour 4.0 Base Layer.
  5. Customer Ratings: Number ratings grade Under Armour 4.0 Base Layer objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Under Armour 4.0 Base Layer.
  7. Product Quality: You don’t always get what you pay for with an Under Armour 4.0 Base Layer, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Under Armour 4.0 Base Layer is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining Under Armour 4.0 Base Layer information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Under Armour 4.0 Base Layer is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is the best hunting base layer?

A: Hunting jackets should be considered in the broader context of a layering system. That sounds more scientific than it actually is. Layering—basically an approach to clothing that uses a base layer, various insulation mid-layers, and a weatherproof shell …

Q: What is Under Armour cold gear?

A: Under Armour’s ColdGear is a lightweight, insulated layering technology that keeps you warm and dry in bitter conditions. There are a few different lines, including Infrared which uses thermo-conductive material to absorb and retain your own body heat. Also called “second skin,” UA ColdGear Armour is brushed on the inside and smooth on the …

Q: Does Under Armour work?

A: Under Armour is great stuff! I’ve used the Heat Gear and the Cold Gear and both work really well. I used them primarily in sports, but have in the outdoors as well. The Cold Gear kept me warm and semi-dry even when sweating playing soccer in Novermber, and the Heat Gear kept me relatively cool and dry in the summer months.