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5 Best Baselayers of 2026

Last Updated - 19/03/2026

1
Best Choice
35% 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.

DANISH ENDURANCE
35% Off

Men's Merino Baselayer Set (LS Shirt + Tights) XXL Black 1-pack

DANISH ENDURANCE

£54.95

£84.95
(35% Off)

More Details
Main highlights
- TEMPERATURE CONTROLLED MERINO: Our lightweight base layer set features a premium merino blend that provides breathability, temperature control, and moisture wicking to keep you fresh and dry all day long. Soft itch-free material, no neck tags and flat seams ensure maximum comfort. Suitable for sensitive skin
- RECOMMENDED BY EVEREST CLIMBER AND ELITE ATHETE: Our merino base layer line is developed with mountaineer Rasmus Kragh, the first Dane to climb Mount Everest without the use of supplemental oxygen in May 2019. During his training and excursions, Rasmus is continuously testing our products to ensure the highest standards of performance and material endurance
- EXCELLENT CUSTOMER SUPPORT: We want our customers to be happy - In case you have any questions or issues, do not hesitate to contact us. Our customer service team is always ready to help you and find the best solution for you
- DESIGNED IN DENMARK: Our Danish Endurance design team develops this regular fit set in Copenhagen, Denmark. The set is OEKO-TEX standard 100 certified to ensure it is free from harmful substances. The merino wool is sourced in an animal-friendly way without mulesing practices
- 'IDEAL FOR OUTDOOR & EVERYDAY: Our versatile merino base layer set is made from a antibacterial and odor-free blend and is a great choice for staying nice and comfortable in any weather. Perfect for outdoors, be it for workouts, hiking or winter sports. For casual wear, our merino set will also keep you cozy at home
£54.95
£84.95 (35% Off)
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.

Helly Hansen

Helly Hansen Mens Lifa Stripe HH Crew Base Layer Top, XL, Black

Helly Hansen

£32.98

£35.00
(6% 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
£32.98
£35.00 (6% 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

✖
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.

RDX

RDX Rash Guard BJJ, Compression Baselayer Top Men Adults & Kids, Quick Cool Dry Wetsuit Swimming Vest for Surfing MMA Training Sparring Running Cycling, Men's Sweatshirts, Long Short Sleeve Thermal

RDX

£24.99

More Details
Main highlights
- THERMAL COMPRESSION FABRIC – The combination of polyester and spandex creates a durable and resilient fabric. This makes these compression base layer rash guards optimal for relentless use during training sessions like BJJ, Muay Thai, No-Gi, and sports like basketball, football, baseball, and other high-intensity activities. SMALL SIZE is RECOMMENDED FOR UPTO 14 YEARS OF AGE
- SWEAT-WICKING AND BREATHABLE – The sweat-wicking thermal shirt is breathable and allows the wearers to train for Boxing, Muay Thai, BJJ and other similar activities while maintaining an optimal temperature. This keeps the wearer dry during their workout sessions.
- EXTENSION PANELS FOR MOBILITY – The elasticity combined with extended panels in the underarm sections of the thermal base layer shirt makes it easy and comfortable to wear as users work out, train, or partake in any sports or activities like surfing. The wrinkle-resistant fabric makes it ideal for HIIT workouts and activities like skiing, snowboarding, and yoga while providing freedom of movement. These compression rash guards are available in both full-sleeved and half-sleeved versions.
- COMFORTABLE FLATLOCKED SEAMS – The flat-locked seams of the thermal compression tee combine with the lightweight design and crew neckline to ensure comfort and maximum utility for the users. The core compression supportive fit is ideal for wearing during long and tiring workout sessions.
- 4-WAY STRETCHABILITY – The wrinkle-resistant material of the compression T-shirts is flexible with 4-way stretchability making it easier to perform all sorts of athletic moves. This allows the wearers a wide range of mobility while donning the RDX Sports shirt for running, weight training, cycling, or hiking.
£24.99

5 Best Baselayers of 2026

Men's Merino Baselayer Set (LS Shirt + Tights) XXL Black 1-pack

Helly Hansen Mens Lifa Stripe HH Crew Base Layer Top, XL, Black

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

RDX Rash Guard BJJ, Compression Baselayer Top Men Adults & Kids, Quick Cool Dry Wetsuit Swimming Vest for Surfing MMA Training Sparring Running Cycling, Men's Sweatshirts, Long Short Sleeve Thermal

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