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5 Best Under Armour Base Layers of 2026

Last Updated - 2026/04/03

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Under Armour

Under Armour Men's Packaged Base 3.0 Leggings, (001) Black / / White, Large

Under Armour

CA$85.00

More Details
Main highlights
- UA Base 3.0 All Season Baselayer provides midweight warmth at many activity levels & cold temperatures
- Soft, brushed grid interior traps air, managing your body's microclimate to keep you warm & comfortable
- Inseam: 30.5""
CA$85.00
2
Best Value
16% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Under Armour
16% Off

Under Armour Men's ColdGear Base 4.0 Leggings

Under Armour

CA$83.97

CA$100.48
(16% Off)

More Details
Main highlights
- UA Base 4.0 Extreme Baselayer is our warmest yet, delivering extreme warmth in the extreme cold|UA Scent Control Technology to keep you undetected in all pursuits|Soft, brushed grid interior traps air, 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|Performance elastic waistband
CA$83.97
CA$100.48 (16% Off)
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Under Armour

Under Armour Men's Armour HeatGear Compression Long-Sleeve T-Shirt , Black (001)/White , Medium

Under Armour

CA$49.98

More Details
Main highlights
- Write-in locker tag on back of neck for your initials or number
- UPF 30 protects your skin from the sun's harmful rays
- Super-light HeatGear fabric delivers superior coverage without weighing you down
- Mesh underarm & back panels for strategic ventilation
- Material wicks sweat & dries really fast
- Hybrid raglan sleeve construction for added range of motion & comfort
- Ergonomic design keeps seams off high abrasion areas & increases durability
- Compression: Ultra-tight, second-skin fit.
- COMFORTABLE FEEL:The OG of wicking sweat and drying fast.
CA$49.98
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Under Armour

Under Armour Men's ColdGear Compression Mock, Midnight Navy (410)/White, Large

Under Armour

CA$56.23

More Details
Main highlights
- Stretch-mesh back & underarm panels provide strategic ventilation without sacrificing warmth
- Mock neck construction for added coverage & warmth
- Material wicks sweat & dries really fast
- Ergonomic design keeps seams off of high abrasion areas
- Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
- Compression:Ultra-tight, second-skin fit.
- 4-way stretch construction moves better in every direction
CA$56.23
5
15% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Under Armour
15% Off

Tac Legging CGI Base

Under Armour

CA$61.91

CA$72.96
(15% Off)

More Details
Main highlights
- Product Type: Pants
- Package Weight: 0.687 Pounds
- Package Dimensions: 12" L X 8" W X 4" H
- Country Of Origin: Cambodia
CA$61.91
CA$72.96 (15% Off)

5 Best Under Armour Base Layers of 2026

Under Armour Men's Packaged Base 3.0 Leggings, (001) Black / / White, Large

Under Armour Men's ColdGear Base 4.0 Leggings

Under Armour Men's Armour HeatGear Compression Long-Sleeve T-Shirt , Black (001)/White , Medium

Under Armour Men's ColdGear Compression Mock, Midnight Navy (410)/White, Large

Tac Legging CGI Base

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