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5 Best Baselayers of 2026

Last Updated - 01/04/2026

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 HeatGear Armour Comp Long Sleeve T-Shirt - Black/White - S

Under Armour

£32.95

More Details
Main highlights
- Sweat Less – With its innovative fabric, the quick-drying sports shirt draws sweat away from the skin, while the net insert ensures extra ventilation.
- Optimal Comfort – The long-sleeve top has all the advantages of UA compression, but is still comfortable enough to be worn all day.
- Material and Fit – Under Armour men’s compression top UA HG Armour Comp LS. Sportshirt. Fit: Compression. Material: Polyester/elastane
- Ideal Sports Clothing – The long-sleeve training shirt dries quickly, protects from sun rays and offers absolute comfort when worn.
- All-day freshness – With anti-odour technology, the running shirt prevents the growth of odour-causing bacteria, keeping you fresh all day.
£32.95
2

✖
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 UA HG Armour Comp Mock LS - Long Sleeve - Tops - White/Black - Size: LG

Under Armour

£32.90

£36.00
(9% Off)

More Details
Main highlights
- UNDER ARMOUR HEATGEAR COMPRESSION LONG SLEEVE T-SHIRT: Original performance baselayer with a tight, second-skin fit, providing support, comfort, and moisture-wicking performance for training and sports.
- SUPER-LIGHT HEATGEAR FABRIC: Ultra-soft, lightweight material that wicks sweat quickly and dries fast, keeping you cool and comfortable throughout activity.
- EMPOWERING PERFORMANCE: Created with innovation and purpose, Under Armour brings performance solutions you never knew you needed and can't imagine living without.
- EASY CARE & DURABLE: Machine wash cold with like colours; tumble dry low; use only non-chlorine bleach when needed. Do not iron, use softeners, or dry clean. Built to maintain fit, softness, and performance through repeated washes.
- COOL & BREATHABLE: Hybrid raglan sleeve construction moves easily with your body for unrestricted movement, while mesh panels in key areas improve airflow to keep you comfortable and cool.
£32.90
£36.00 (9% Off)
3
Best Value
25% 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
25% Off

Under Armour Men UA HG Armour Comp LS, Long-Sleeve Sports Top, Breathable Long-Sleeved Top for Men

Under Armour

£26.90

£36.00
(25% Off)

More Details
Main highlights
- Sweat Less – With its innovative fabric, the quick-drying sports shirt draws sweat away from the skin, while the net insert ensures extra ventilation.
- Optimal Comfort – The long-sleeve top has all the advantages of UA compression, but is still comfortable enough to be worn all day.
- Material and Fit – Under Armour men’s compression top UA HG Armour Comp LS. Sportshirt. Fit: Compression. Material: Polyester/elastane
- Ideal Sports Clothing – The long-sleeve training shirt dries quickly, protects from sun rays and offers absolute comfort when worn.
- All-day freshness – With anti-odour technology, the running shirt prevents the growth of odour-causing bacteria, keeping you fresh all day.
£26.90
£36.00 (25% Off)
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.

NIKE

NIKE Mens Dri-fit Park First Layer T-Shirt, White/(Cool Grey), M EU

NIKE

£18.49

£18.99
(3% Off)

More Details
Main highlights
- Thumb loops
- The tight fit provides an essential look
- The Swoosh is heat-sealed on the central part of the chest
£18.49
£18.99 (3% Off)
5
19% 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.

Helly Hansen
19% Off

Helly Hansen Men's HH Lifa Stripe Crew, Black, XL

Helly Hansen

£28.48

£35.00
(19% Off)

More Details
Main highlights
- The original technical Helly Hansen long-sleeve base layer with an iconic stripe design
- The original technical Helly Hansen base layer has never looked better We took inspiration from the iconic sailor strip for this long-sleeve crew Our technical base layer provides breathable warmth, moisture management and comfort during any aerobic activity It’s ideal for sailing, hiking, training, climbing, skIIng and more  We've been excelling at HH LIFA base layer technology for 40 years That’s why our base layers are the go-to choice for professional athletes
- Shell: 100% Polypropylene
- Lifa Stay dry Technology
- Items delivered: 1x Helly Hansen Mens Lifa Stripe HH Crew Base Layer Top,XL,Black
- Flat lock stitching
£28.48
£35.00 (19% Off)

5 Best Baselayers of 2026

Under Armour Men's HeatGear Armour Comp Long Sleeve T-Shirt - Black/White - S

Under Armour UA HG Armour Comp Mock LS - Long Sleeve - Tops - White/Black - Size: LG

Under Armour Men UA HG Armour Comp LS, Long-Sleeve Sports Top, Breathable Long-Sleeved Top for Men

NIKE Mens Dri-fit Park First Layer T-Shirt, White/(Cool Grey), M EU

Helly Hansen Men's HH Lifa Stripe Crew, Black, XL

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