New?

Alpinetrek expert Hannes

"Welcome to Alpinetrek!"

A customer account offers many benefits:

View your order status and history

Delivery tracking

Personal shortlist

Haven't got an account yet?

Login

If you are already an Alpinetrek customer, you can log in here

Forgot your password?

Shop
Base Camp Blog

Ask our experts 03 33 33 67058
FAQs & Help

Free delivery from £ 50 (GB)

Ready to ship in 24h¹

30 days returns policy

4.74 of 5 stars at Trusted Shops

NOTE: In order to be able to place an order with us, you must » Please enable Javascript!» enable Javascript!

Clothing
Highlights
Waterproof Clothing
Walking Clothes
Softshell Jackets
Climbing Clothes
Waterproof Jackets
Walking Jackets
Fleece Jackets
Climbing Trousers
Waterproof Trousers
Walking Trousers
GORE-TEX Jackets
Climbing Gloves
Shoes
Highlights
Bouldering Shoes
Hiking Boots
Insulated Boots
Walking Socks
Trail Shoes
Winter Shoes
Approach Shoes
Merino Socks
Waterproof Boots
Mountain Boots
Walking Gaiters
Thermal Socks
Climbing
Cycling
Highlights
MTB Clothes
MTB Trousers
MTB Gloves
Downhill Clothing
MTB Socks
MTB Shorts
MTB Helmets
Road Bike Clothing
Winter
Highlights
Ski Clothing
Ski Trousers
Ski Gloves
Ski Socks
Ski Jackets
Ski Base Layers
Ski Poles
Winter Socks
Equipment
Brands
- Top brands
  
  The North Face
  
  Mammut
  
  Black Diamond
  
  Edelrid
  
  Petzl
  
  Arc'teryx
  
  Osprey
- Haglöfs
  
  Marmot
  
  Fjällräven
  
  Prana
  
  Vaude
  
  DMM
  
  Icebreaker
- La Sportiva
  
  Patagonia
  
  Lowa
  
  adidas
  
  MSR
  
  E9
  
  Grivel
- Highlights
Popular brands
Jack Wolfskin
Lundhags
Salomon
Exped
Canada Goose
Mountain Equipment
Norrøna
Leki
Rab
Scarpa
2117 of Sweden
66° North
All brands
Outlet
- Men
  
  Outdoor clothing
  
  Outdoor shoes
- Women
  
  Outdoor clothing
  
  Outdoor shoes
- Kids
  
  Outdoor clothing
  
  Outdoor shoes
- Other
  
  Climbing Outlet
  
  Cycling Outlet
  
  Winter equipment Outlet
  
  Outdoor equipment Outlet
Highlights
Jackets Outlet
Hiking Outlet
Climbing Outlet
Ski Outlet
Trousers Outlet
Trekking Outlet
Bouldering Outlet
MTB Outlet

close

Find equipment, brands and more ...

Base layers

Categories

Synthetic base layers (384)
Merino base layers (1062)
Short sleeve shirts (198)
Long sleeve shirts (462)
Tops & tank tops (92)
Underpants (445)
Sports bras (93)
Cycling base layers (78)
Silk base layers (68)
Everyday base layers (46)
Yoga tops (29)
Compression base layers (10)
Ski underwear (286)

Filter / sort

Sorting

Most popular
Lowest price
Highest price
Best discount
Top ratings
Brand
Newest on top

For

Men (199)
Women (170)
Kids (22)
Unisex (7)

Size

3XS
XXS
XS
S
M
L
XL
XXL
3XL
4XL
80
92
98
104
116
128
140
152
164
176
110
122
134
146
158
170
56

Brand

We haven't got any brands on offer matching your search "%". Please enter a different search term.

Price

only discounted products

Recommended use

Alpine (36)
Bike to Work (4)
Bouldering (11)
Cycling (31)
Downhill (1)
Expedition (16)
Hillwalking (127)
Leisure (126)
Mountain bike (6)
Mountaineering (78)
Road bike (13)
Skiing (87)
Ski Touring (137)
Snowboard (67)
Sport climbing (14)
Touring bike (11)
Trail running (85)
Travel (41)
Trekking (102)
Ultra-light (12)

Properties

Gore-Tex (2)
Hood (12)
Polartec (18)
Small packed dimensions (7)
Stretchy (204)
Thumb loops (10)
UV protection (22)
Waterproof (1)
Windproof (6)
Without seat pad (2)
With venting (4)

Colour

Rating

& higher
& higher
& higher
& higher

Subscribe to our newsletter >>

/
Outdoor clothing
/Base layers

Synthetic Base Layers

(385)

Sorting

Most popular
Lowest price
Highest price
Best discount
Top ratings
Brand
Newest on top

24
96

Products per page

remove from comparison compare

Páramo

Women's Tempro Zip Neck - Synthetic base layers

from £ 53.95
(1)
remove from comparison compare

to 20%

SuperNatural

Base 3/4 Tight 175 - Long underpants

£ 39.95 from £ 31.96
(1)
remove from comparison compare

to 15%

Arc'teryx

Phase SL Boxer - Synthetic base layers

£ 39.95 from £ 33.96
(3)
remove from comparison compare

to 20%

SuperNatural

Base Tank 140 - Merino base layers

£ 35.95 from £ 28.76
(9)
remove from comparison compare

30%

Castelli

Women's Pro Issue Sleeveless - Cycling jerseys

£ 34.95 £ 24.47
(1)
remove from comparison compare

to 45%

Arc'teryx

Women's Phase AR Zip Neck L/S

£ 58.95 from £ 32.42
(1)
remove from comparison compare

Aclima

HW Longs 400G - Merino base layers

£ 91.95
(1)
remove from comparison compare

Aclima

HW Crew Neck - Merino base layers

£ 59.95
(3)
remove from comparison compare

Odlo

Kid's Shirt L/S Crew Neck Warm - Long-sleeve

£ 17.96
(3)
remove from comparison compare

Arc'teryx

Women's Rho LT Bottom - Fleece pants

£ 73.95
(2)
remove from comparison compare

Odlo

Pants Long Warm Kids

from £ 17.96
(4)
remove from comparison compare

to 20%

Saxx

Kinetic Boxer - Synthetic base layer

£ 28.95 from £ 23.16
(2)
remove from comparison compare

Arc'teryx

Rho LT Boot Cut Bottom - Synthetic base layers

£ 63.95
(1)
remove from comparison compare

Arc'teryx

Rho AR Bottom - Synthetic base layers

£ 93.95
(1)
remove from comparison compare

Endura

Translite Baselayer - Cycling jersey

£ 22.95
(2)
remove from comparison compare

Falke

Women's Tights Long - Synthetic base layers

£ 39.95
(2)
remove from comparison compare

to 55%

triaction by Triumph

Women's Hybrid Star P - Sports bra

£ 47.95 from £ 23.98
(1)
remove from comparison compare

to 15%

Arc'teryx

Women's Rho Ar Zip Neck - Fleece jumpers

£ 108.95 from £ 92.61
(1)
remove from comparison compare

Craft

Women's Greatness Brazilian - Synthetic base layers

£ 10.76
(1)
remove from comparison compare

to 20%

Under Armour

UA HG Armour S/S - Compression base layers

£ 24.95 from £ 19.96
(4)
remove from comparison compare

Patagonia

Cap Daily Brief - Synthetic base layers

£ 21.95
(4)
remove from comparison compare

Arc'teryx

Rho LT Zip Neck - Synthetic base layers

£ 93.95
(5)
remove from comparison compare

Arc'teryx

Phase SL Camisole Women's

£ 39.95
(2)
remove from comparison compare

60%

Aclima

Women's CN T-Shirt - T-shirt

£ 51.95 £ 20.78
(1)
Check out our Buyers Guide!

Looking for functional underwear? Check out our Buyers Guide!

Page: 1 2 3 4 ... 17

Save now!

Subscribe to Alpinetrek News

Get a £5 voucher

Subscribe to Alpinetrek News

Get a £5 voucher

Subcribe to our Newsletter

Get a £5 voucher

for menfor women

Alpinetrek expert Jürgen - Buyer

"I'll find the best & latest outdoor products for you!"

Free delivery from £ 50 (GB)

2-year warranty

30 days returns policy

9,617 customers rated us

Then you can get out and enjoy the fresh air. We'll answer in the meantime!

03 33 33 67058

We are here for you Mon-Fri 09:00-16:00. At other times you'll find us in the mountains!

Even when we're out and about, you can still have your questions answered online anytime!

Newsletter & news

Don't miss out on the latest offers & products - plus £ 5 off your next order!

We want to know what you think - We can't wait to hear your opinion!

Customer Service

Payment & Shipping
FAQs & Help
Contact us
Returns
Complaints
T&Cs | Privacy
Customer info

About Alpinetrek

About us
Newsletter
Vouchers
Affiliate program
Legal Notice

The crossed-out prices represent our previous price.
¹ For orders received between Sunday and Thursday inclusively. Only where product is in stock. Not applicable where bank transfer is selected. The dispatch of goods may be delayed in exceptional circumstances.

Based on 9617 seller reviews at Trusted Shops, alpinetrek.co.uk has received an average 4.74 of 5 stars.

Discover more »

Outdoor Calculators
Mountain Clothing
Running Clothing
Winter Clothing
Merino Clothing
Trekking Clothing
Gore-Tex Clothing

Outdoor Jackets
Down Jackets
Winter Jackets
Insulated Jackets
Hybrid Jackets
Merino Base Layer
Outdoor Base Layer

Outdoor Trousers
Bouldering Trousers
Softshell Trousers
Zip-Off Trousers
Fleece Trousers
Mountain Trousers
Gore-Tex Trousers

Hiking Gear
Walking Gear
Camping Gear
Bivvy Bags
Igloo Tents
Glacier Glasses
Walking Backpacks

The Sitemap offers a quick overview of all content on this website.

£ 5 now

For your next order

Please note that we use cookies to improve the use of this website. By continuing to browse the site, you agree to the use of cookies.