Top 10 Merino Base Layers UK – Men’s Base Layers Trousers

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1. Mountain Warehouse

Lightweight Mens Pants, Antibacterial, Breathable Bottoms, for Camping in Winter Black M, Mountain Warehouse Mens Merino Thermal Base Layer Trousers

Mountain Warehouse - High wicking - actively wicks moisture away from the skin, keeping you dry and comfortable. Merino - very warm high quality wool which is naturally antibacterial properties to keep you fresher for longer. Breathable - the fabric allows perspiration to pass out of the garment, keeping you cool and comfortable. Elastic waistband - For improved fit and comfort. Lightweight - comfortable to wear and ideal for active use.
BrandMountain Warehouse
ManufacturerMountain Warehouse
Height1 cm (0.39 Inches)
Length1 cm (0.39 Inches)
Width1 cm (0.39 Inches)
Part Number024568005004

2. Extreme Essentials

T-Shirt Lightweight top, Hard wearing | Ideal for Hiking, Flat seams, Cycling, antibacterial, Mens Short Sleeve, Quick drying, Close Fit Merino Base Layer / Baselayer, Trekking, Climbing

Extreme Essentials - Merino wool for its uv protection and heat regulation and a mix of Thermocool and Thermolite fibre for its warmth, ability to dry quickly, lightness and durability.

The optimum mix of fibres gives you the best of both worlds. Our short sleeve baselayers have a curved hem to keep you tucked in and prevent ‘ride-up’ so you know in even the worst conditions you will not suffer from cold spots. All our baselayers come with raglan sleeve and flatlock stitched seams to there is very little chance of chafing even when you have had a long day. Durable enough to take on the most extreme activities. The natural resistance that merino wool has to bacterial build up means that even on the longest days you will be hard pushed to notice any odour.
BrandExtreme Essentials

3. Extreme Essentials

Quick drying, Hiking, Hard wearing | Ideal for Skiing, Trekking, Mens Long Sleeve, Cycling, Flat seams, antibacterial, Lightweight top, Close Fit Merino Base Layer / Baselayer

Extreme Essentials - Naturally odour resistant to keep smells away on even the longest days. Premium quality blend of fibres for the perfect baselayer fabric. Raglan sleeve and flat seams to prevent chafing. Durable enough to take on the most extreme activities. Longer back than any other baselayer to prevent ‘ride-up’ and cold spots.
BrandExtreme Essentials
Part NumberEE-UDFMB

4. LAPASA

Lightweight Warm Thermal Underwear Long Johns M30 Black M, LAPASA Men's 100% Merino Wool Base Layer Bottom

LAPASA - It goes where you go - the durable 4-way stretch rib knit hem and snug fit will flex, working out, working, or just taking it easy, hiking, conform, snowboarding, and move with your body to maintain range of motion and comfort. Light & insulated - the excellent warmth to weight ratio of this thermal make for an ideal choice while traveling and packing when you want some warm or ultra warm long johns during your adventures.

It can easily be worn as a base layer that will wick away moisture while keeping you cosy. You can comfortably wear these all day from sunup, to past sundown for whatever comes you way. Whether you're camping, this comfy thermal has got you covered. It's a soft and smooth feel without the itch associated with traditional wool clothes.

100% merino wool - lapasa uses a 200g/m² interlock knit merino wool to ensure that this thermal will be your choice in cool weather. Laundry instructions - for best results, cold wash max temp 30℃/86℉ then tumble dry on low. Comfortably warm - one of the benefits of merino wool is that the material provides effective insulation while maintaining breathability to keep you at the optimal temperature.
BrandLAPASA

5. Extreme Essentials

Flat Seams, Extreme Essentials Mens Long Sleeve, Antibacterial, Hard Wearing Olive Green, Relaxed Fit Merino Base Layer/Baselayer, Lightweight top, Quick Drying

Extreme Essentials - Premium quality blend of fibres for the perfect baselayer fabric. Raglan sleeve and flat seams to prevent chafing. Naturally odour resistant to keep smells away on even the longest days. Durable enough to take on the most extreme activities. Curved hem to prevent ‘ride-up’ and cold spots.
BrandExtreme Essentials

6. Brass Monkeys

Made in New Zealand, Black, Thermal Underwear, 100% Merino Wool, Brass Monkeys, Men's Long Sleeve Base Layer, Large

Brass Monkeys - Made in new zealand - Ethically sourced & manufactured in New Zealand. 100% merino wool - 215gm merino, 19. 5 microns, single jersey knit fabric for ultimate comfort & warmth year round. Odour resistant - natural antibacterial properties mean you can wear it multiple times without needing to wash. Incredibly soft & comfortable - We select only the finest merino wool to ensure softness against your skin with no itch. Designed for extra warmth - Long sleeve base layer thermal, slim fit, crew neck & a shaped tail for extra warmth.
BrandBrass Monkeys
Part NumberBM001BLACKLARGE

7. LAPASA

LAPASA Men’s 100% Merino Wool Base Layer Set Long Sleeve, Lightweight Soft Thermal Underwear Top & Bottom Thermoflux M31 Black S

LAPASA - Light: the excellent warmth to weight ratio of this thermal make for an ideal choice while traveling and packing when you want some lightweight long johns during your adventures. As a lightweight thickness thermal, this can easily be worn as a base layer that will wick away moisture while keeping you cosy.

Whether you're camping, snowboarding, this comfy thermal has got you covered. These thermal underwear are made with 18. 5 micron merino wool fibers giving them a soft and smooth feel without the itch associated with traditional wool clothes. It goes where you go: the durable 4-way stretch rib knit hem and snug fit will flex, conform, working out, hiking, working, or just taking it easy, and move with your body to maintain range of motion and comfort. Laundry instructions: for best results, cold wash max temp 30℃/86℉ then tumble dry on low. Comfortably warm: one of the benefits of merino wool is that the material provides effective insulation while maintaining breathability to keep you at the optimal temperature.

You can comfortably wear these all day from sunup, to past sundown for whatever comes you way. 100% merino wooll: apasa uses a 200g/m² interlock knit merino wool to ensure that this thermal will be your choice in cool weather. Stays fresh: whatever the season, this light thermal will be a solid choice in your wardrobe as the Merino wool has naturally hygienic properties to keep you fresh through the day regardless of the weather.
BrandLAPASA

8. AdventureAustria

100% Merino Ski Mask Multifunctional Headwear with 230gsm Warm Base Layer Comfortable Breathable Moisture Wicking Wind Resistant. For Winter & Summer Use., Merino Wool Balaclava Thermal Face Mask

AdventureAustria - Merino wool is the world's finest wool which looks great, non-static and wears like no other. Useful and practical – multifunctional, odour resistant, single layer interlock knit, machine washable, flatlock seams, reflective logo.

100% natural merino wool - high quality natural wool fibre ensuring warmth, feels soft, is non-itchy, comfort and functionality. Add yours to your shopping basket now! Performance and comfort – 230gsm lightweight balaclava natural breathability and moisture wicking, high insulation and low air permeability keeps you warm in the winter yet cool in the summer.

Endless different uses – perfect for all four seasons whatever you’ll be wearing it for including skiing, riding, running, snowboarding, motorcycling, cycling etc.100% no risk money back guarantee – if you decide to return one of our products for any reason, you’ll be protected by a 30-day money back guarantee - no questions asked as well as our top-class customer service.
BrandAdventureAustria
ManufacturerAdventureAustria
Weight0.05 kg (0.12 Pounds)
Part Number0753610321040

9. Mountain Warehouse

Comfortable Sweater, Warm Tee, for Camping in Winter Black L, Mountain Warehouse Merino Mens Long Sleeved Thermal Baselayer Top, Breathable Jumper, Half Zip

Mountain Warehouse - High wicking to keep you dry. Half zip. Naturally antibacterial. Easy care - machine washable. Lightweight & breathable.
BrandMountain Warehouse
ManufacturerMountain Warehouse
Height1 cm (0.39 Inches)
Length1 cm (0.39 Inches)
Width1 cm (0.39 Inches)
Part Number023213005005
Model023213192005

10. Icebreaker

Large, Icebreaker Men's 175 Everyday Crew Neck Base Layer Long Sleeve Top, Black

Icebreaker - Rib fabric provides stretch and comfort. Finished with forward set side seams. Forward side seams for comfort. Breathable merino in a stretchy rib fabric. Slim fit and raglan sleeves.
BrandIcebreaker
ManufacturerIcebreaker
Height5.08 cm (2 Inches)
Length27.94 cm (11 Inches)
Weight0.26 kg (0.57 Pounds)
Width17.78 cm (7 Inches)
Part Number104483001L-001-L
Model104483