Addnature Online Shop - addnature
May celebration sale - for a limited time only
30 DAY RETURN POLICY
FREE DELIVERY FROM £991
FAQS & HELP HERE
​Base layer bottoms: for cool to icy temps
Wearing a good pair of base layer trousers is essential when it comes to the performance of the rest of your outfit. Choose from thinner base layer leggings that offer comfy warmth under everyday trousers and thicker base layer pants for mountain tours.

Baselayer Pants long

173 Products
Filter
Reset

Gender

Size

  • XXS
  • XS
  • S
  • M
  • L
  • XL
  • XXL
  • 3XL

Childrens Sizes

  • 86
  • 92
  • 98
  • 104
  • 110
  • 116
  • 122
  • 128
  • 134
  • 140
  • 146
  • 152
  • 158

Brand

Series

  • Aclima DesignWool 1
  • Aclima DoubleWool 1
  • Aclima HotWool 1
  • Aclima Lars Monsen 1
  • Aclima LightWool 5
  • Aclima WarmWool 3
  • Aclima WoolNet 5
  • Craft Active Extreme 1
  • Craft Active Intensity 3
  • Fjällräven Värmland 1
  • Föhn Outdoor Merino 2
  • Houdini Insulation 3
  • Icebreaker Everyday 3
  • Icebreaker Oasis 7
  • Icebreaker Tech 2
  • Icebreaker Vertex 1
  • Icebreaker Zone 2
  • Kari Traa Rose 2
  • Odlo 100% Merino 2
  • Odlo Blackcomb 7
  • Odlo Kinship 1
  • Regatta Outdoor Active Men 1
  • Smartwool Merino 150 1
  • Smartwool Merino 250 1
  • super.natural Base 4
  • Woolpower 200 7
  • Woolpower 400 5
  • Woolpower Lite 6

Colour

  • beige
  • grey
  • green
  • orange
  • pink
  • brown
  • red
  • purple
  • blue
  • white
  • black
  • olive
  • turqouise
  • silver
  • colorful
  • petrol

Price

£
to
£

Customer ratings

  • 9
  • 11
173 Show products
Sort
Most popular New products Best rating Highest price Lowest price Highest discount
Filter
Sort
Most popular New products Best rating Highest price Lowest price Highest discount
UYN Visyon UW Long Pants Kids tomato/atlantic/lime
UYN Visyon UW Long Pants Kids tomato/atlantic/lime tomato/atlantic/lime
UYN
Visyon UW Long Pants Kids tomato/atlantic/lime
£53.99 From £14.99
  • Available in many sizes!
- 72 %
Moorhead Thermo Long Pants Women black
Moorhead Thermo Long Pants Women black black
Moorhead
Thermo Long Pants Women black
£22.99 £5.99
(6) Customer Ratings
  • Versions: EU 36EU 40EU 42EU 44
- 74 %
Icebreaker 200 Oasis Leggings Women gritstone heather
Icebreaker 200 Oasis Leggings Women black
Icebreaker 200 Oasis Leggings Women black
Icebreaker 200 Oasis Leggings Women black black
Icebreaker
200 Oasis Leggings Women black
£76.99 £64.99
(2) Customer Ratings
  • Versions: XSSLXL
- 16 %
Icebreaker 200 Oasis Leggings Men gritstone heather
Icebreaker 200 Oasis Leggings Men black/monsoon
Icebreaker 200 Oasis Leggings Men loden
Icebreaker 200 Oasis Leggings Men black/monsoon
Icebreaker 200 Oasis Leggings Men black/monsoon black/monsoon
Icebreaker
200 Oasis Leggings Men black/monsoon
£75.99
(4) Customer Ratings
  • Versions: SLXLXXL
Icebreaker 175 Everyday Leggings with Fly Men midnight navy
Icebreaker 175 Everyday Leggings with Fly Men black
Icebreaker 175 Everyday Leggings with Fly Men black
Icebreaker 175 Everyday Leggings with Fly Men black black
Icebreaker
175 Everyday Leggings with Fly Men black
£72.99
  • Versions: SMLXLXXL
Icebreaker 260 Tech Leggings Men black/monsoon
Icebreaker 260 Tech Leggings Men black/monsoon black/monsoon
Icebreaker
260 Tech Leggings Men black/monsoon
£85.99 £76.99
  • Versions: SMXLXXL
- 10 %
Icebreaker 260 Tech Leggings Women midnight navy
Icebreaker 260 Tech Leggings Women black
Icebreaker 260 Tech Leggings Women black
Icebreaker 260 Tech Leggings Women black black
Icebreaker
260 Tech Leggings Women black
£84.99
  • Versions: XSSMLXL
Odlo SUW Natural 100% Merino Warm Bottom Pants Men grey melange/grey melange
Odlo SUW Natural 100% Merino Warm Bottom Pants Men black
Odlo SUW Natural 100% Merino Warm Bottom Pants Men black
Odlo SUW Natural 100% Merino Warm Bottom Pants Men black black
Odlo
SUW Natural 100% Merino Warm Bottom Pants Men black
£73.99
  • Versions: SXLXXL
Icebreaker 200 Oasis Leggings with Fly Men gritstone heather
Icebreaker 200 Oasis Leggings with Fly Men black/monsoon
Icebreaker 200 Oasis Leggings with Fly Men black/monsoon
Icebreaker 200 Oasis Leggings with Fly Men black/monsoon black/monsoon
Icebreaker
200 Oasis Leggings with Fly Men black/monsoon
£75.99
(1) Customer Ratings
  • Versions: SLXLXXL
CAMPZ Merino Pants Men black
CAMPZ Merino Pants Men black black
CAMPZ
Merino Pants Men black
£40.99 £33.99
  • Versions: MLXLXXL
- 17 %
Icebreaker 175 Everyday Leggings Men black/monsoon
Icebreaker 175 Everyday Leggings Men black/monsoon black/monsoon
Icebreaker
175 Everyday Leggings Men black/monsoon
£67.99 £59.99
  • Versions: SMLXLXXL
- 12 %
Föhn Merino 170 Leggings Women black
Föhn Merino 170 Leggings Women black black
Föhn
Merino 170 Leggings Women black
£39.99 £29.99
  • Versions: XSSML
- 25 %
CAMPZ Merino Pants Women black
CAMPZ Merino Pants Women black black
CAMPZ
Merino Pants Women black
£40.99 £33.99
(1) Customer Ratings
  • Versions: SML
- 17 %
UYN Fusyon Cashmere UW Long Pants Women grey stone/pearl
UYN Fusyon Cashmere UW Long Pants Women grey stone/pearl grey stone/pearl
UYN
Fusyon Cashmere UW Long Pants Women grey stone/pearl
£119.99 £84.99
  • Versions: XSS/ML/XL
- 29 %
Icebreaker 175 Everyday Leggings Women black
Icebreaker 175 Everyday Leggings Women black black
Icebreaker
175 Everyday Leggings Women black
£67.99
(1) Customer Ratings
  • Versions: XSSMLXL
ARTILECT Boulder 125 Leggings Women dusk blue
ARTILECT Boulder 125 Leggings Women black
ARTILECT Boulder 125 Leggings Women andorra
ARTILECT Boulder 125 Leggings Women black
ARTILECT Boulder 125 Leggings Women black black
ARTILECT
Boulder 125 Leggings Women black
£80.99 £59.99
  • Versions: XSSL
- 26 %
Woolpower Lite Long Johns Women nordic blue
Woolpower Lite Long Johns Women black
Woolpower Lite Long Johns Women pine green
Woolpower Lite Long Johns Women nordic blue
Woolpower Lite Long Johns Women nordic blue nordic blue
Woolpower
Lite Long Johns Women nordic blue
£68.99
  • Versions: XSSMLXL
Odlo Merino 130 Bottom Long Women black
Odlo Merino 130 Bottom Long Women black black
Odlo
Merino 130 Bottom Long Women black
£64.99 £53.99
  • Versions: XSSMLXL
- 17 %
Aclima WoolNet Longs Women jet black
Aclima WoolNet Longs Women jet black jet black
Aclima
WoolNet Longs Women jet black
£80.99 £69.99
  • Versions: XSSMLXL
- 14 %
Woolpower 200 Long Johns dark navy
Woolpower 200 Long Johns grey
Woolpower 200 Long Johns black
Woolpower 200 Long Johns pine green
Woolpower 200 Long Johns black
Woolpower 200 Long Johns black black
Woolpower
200 Long Johns black
£73.99 £69.99
(13) Customer Ratings
  • Versions: 2XSXSSML3XL
SALEWA Zebru Responsive Tights Women flint stone
SALEWA Zebru Responsive Tights Women fluo coral
SALEWA Zebru Responsive Tights Women fluo coral
SALEWA Zebru Responsive Tights Women fluo coral fluo coral
SALEWA
Zebru Responsive Tights Women fluo coral
£77.99 £74.99
  • Available in many sizes!
Icebreaker 150 Zone Leggings Women black/mineral
Icebreaker 150 Zone Leggings Women black/mineral black/mineral
Icebreaker
150 Zone Leggings Women black/mineral
£76.99
  • Versions: XSSML
ARTILECT Boulder 125 Leggings Men dusk blue
ARTILECT Boulder 125 Leggings Men black
ARTILECT Boulder 125 Leggings Men kalamata
ARTILECT Boulder 125 Leggings Men black
ARTILECT Boulder 125 Leggings Men black black
ARTILECT
Boulder 125 Leggings Men black
£80.99 £59.99
  • Versions: SMLXL
- 26 %
Föhn Merino Leggings Women black
Föhn Merino Leggings Women black black
Föhn
Merino Leggings Women black
£44.99 £28.99
  • Versions: UK 8 | XSUK 10 | SUK 12 | MUK 14 | L
- 36 %
Odlo Active F-Dry Light Plus Bottoms Long Men black
Odlo Active F-Dry Light Plus Bottoms Long Men black black
Odlo
Active F-Dry Light Plus Bottoms Long Men black
£38.99 £33.99
  • Versions: SLXLXXL
- 13 %
Odlo Active F-Dry Light Plus Bottoms Long Women black
Odlo Active F-Dry Light Plus Bottoms Long Women black black
Odlo
Active F-Dry Light Plus Bottoms Long Women black
£38.99 £33.99
  • Versions: XSSMLXL
- 13 %
Aclima LightWool Longs Kids navy blazer
Aclima LightWool Longs Kids navy blazer navy blazer
Aclima
LightWool Longs Kids navy blazer
£39.99 £25.99
  • Versions: 10011012090
- 35 %
ARTILECT Boulder 125 Leggings Women dusk blue
ARTILECT Boulder 125 Leggings Women black
ARTILECT Boulder 125 Leggings Women andorra
ARTILECT Boulder 125 Leggings Women andorra
ARTILECT Boulder 125 Leggings Women andorra andorra
ARTILECT
Boulder 125 Leggings Women andorra
£80.99 £59.99
  • Versions: XSSML
- 26 %
Woolpower 400 Long Johns dark navy
Woolpower 400 Long Johns black
Woolpower 400 Long Johns pine green
Woolpower 400 Long Johns black
Woolpower 400 Long Johns black black
Woolpower
400 Long Johns black
£97.99
  • Versions: 2XSXSSLXLXXL3XL
Aclima WoolNet Longs Men jet black
Aclima WoolNet Longs Men jet black jet black
Aclima
WoolNet Longs Men jet black
£80.99 £69.99
  • Versions: SLXLXXL3XL
- 14 %
SALEWA Zebru Responsive Tights Women flint stone
SALEWA Zebru Responsive Tights Women fluo coral
SALEWA Zebru Responsive Tights Women flint stone
SALEWA Zebru Responsive Tights Women flint stone flint stone
SALEWA
Zebru Responsive Tights Women flint stone
£77.99 £74.99
  • Available in many sizes!
Woolpower Lite Long Johns Women nordic blue
Woolpower Lite Long Johns Women black
Woolpower Lite Long Johns Women pine green
Woolpower Lite Long Johns Women pine green
Woolpower Lite Long Johns Women pine green pine green
Woolpower
Lite Long Johns Women pine green
£68.99 £64.99
  • Versions: XSSLXL
Woolpower 400 Long Johns with Fly Men black
Woolpower 400 Long Johns with Fly Men pine green
Woolpower 400 Long Johns with Fly Men black
Woolpower 400 Long Johns with Fly Men black black
Woolpower
400 Long Johns with Fly Men black
£101.99
free shipping
  • Versions: MLXLXXL3XL
Woolpower Lite Long Johns Men nordic blue
Woolpower Lite Long Johns Men black
Woolpower Lite Long Johns Men pine green
Woolpower Lite Long Johns Men nordic blue
Woolpower Lite Long Johns Men nordic blue nordic blue
Woolpower
Lite Long Johns Men nordic blue
£68.99 £64.99
  • Versions: SMLXLXXL
Aclima LightWool Reinforced Longs Women navy blazer/red ochre
Aclima LightWool Reinforced Longs Women navy blazer/red ochre navy blazer/red ochre
Aclima
LightWool Reinforced Longs Women navy blazer/red ochre
£90.99 £47.99
  • Versions: XSSLXL
- 47 %
UYN Ambityon Melange UW Medium Pants Women black melange/purple/raspberry
UYN Ambityon Melange UW Medium Pants Women black melange/purple/raspberry black melange/purple/raspberry
UYN
Ambityon Melange UW Medium Pants Women black melange/purple/raspberry
£76.99 £59.99
  • Versions: XSS/ML/XL
- 22 %
Aclima WoolNet Long Shorts Women jet black
Aclima WoolNet Long Shorts Women jet black jet black
Aclima
WoolNet Long Shorts Women jet black
£55.99 £46.99
  • Versions: XSSL
- 16 %
Aclima WoolNet Long Shorts Men jet black
Aclima WoolNet Long Shorts Men jet black jet black
Aclima
WoolNet Long Shorts Men jet black
£55.99 £46.99
  • Versions: SMLXL
- 16 %
super.natural Base 175 Tights Women navy blazer
super.natural Base 175 Tights Women jet black
super.natural Base 175 Tights Women jet black
super.natural Base 175 Tights Women jet black jet black
super.natural
Base 175 Tights Women jet black
£55.99
  • Versions: XSSMLXL
Aclima Hiking Longs Men jet black/olive night/dill
Aclima Hiking Longs Men jet black/poinciana/olive night
Aclima Hiking Longs Men jet black/poinciana/olive night
Aclima Hiking Longs Men jet black/poinciana/olive night jet black/poinciana/olive night
Aclima
Hiking Longs Men jet black/poinciana/olive night
£94.99 £52.99
  • Versions: SLXLXXL
- 44 %
UYN Ambityon UW Long Pants Men fresh blue/orange shiny/yellow shiny
UYN Ambityon UW Long Pants Men medium grey/blue/royal blue
UYN Ambityon UW Long Pants Men blackboard/black/white
UYN Ambityon UW Long Pants Men charcoal/bordeaux/avio
UYN Ambityon UW Long Pants Men blackboard/black/white
UYN Ambityon UW Long Pants Men blackboard/black/white blackboard/black/white
UYN
Ambityon UW Long Pants Men blackboard/black/white
£85.99 £59.99
  • Versions: S/ML/XLXXL
- 30 %
UYN Fusyon Cashmere UW Long Pants Men grey rock/black
UYN Fusyon Cashmere UW Long Pants Men grey rock/black grey rock/black
UYN
Fusyon Cashmere UW Long Pants Men grey rock/black
£119.99 £84.99
  • Versions: S/ML/XLXXL
- 29 %
ARTILECT Darkhorse 185 Zoned Leggings Women ash/black
ARTILECT Darkhorse 185 Zoned Leggings Women andorra/twilight mauve
ARTILECT Darkhorse 185 Zoned Leggings Women ash/black
ARTILECT Darkhorse 185 Zoned Leggings Women ash/black ash/black
ARTILECT
Darkhorse 185 Zoned Leggings Women ash/black
£110.99 £84.99
  • Versions: XSSML
- 23 %
Smartwool Merino 150 Bottom Men black
Smartwool Merino 150 Bottom Men black black
Smartwool
Merino 150 Bottom Men black
£72.99
  • Versions: SMLXLXXL
Woolpower 200 Long Johns dark navy
Woolpower 200 Long Johns grey
Woolpower 200 Long Johns black
Woolpower 200 Long Johns pine green
Woolpower 200 Long Johns grey
Woolpower 200 Long Johns grey grey
Woolpower
200 Long Johns grey
£73.99
(13) Customer Ratings
  • Versions: 2XSLXL3XL
Moorhead Thermo Long Pants Men black
Moorhead Thermo Long Pants Men black black
Moorhead
Thermo Long Pants Men black
£22.99 £5.99
(12) Customer Ratings
  • Versions: EU 52EU 54
- 74 %
UYN Cashmere Silky UW Long Pants Women celebrity silver
UYN Cashmere Silky UW Long Pants Women celebrity gold
UYN Cashmere Silky UW Long Pants Women celebrity silver
UYN Cashmere Silky UW Long Pants Women celebrity silver celebrity silver
UYN
Cashmere Silky UW Long Pants Women celebrity silver
£143.99 £39.99
  • Versions: XSL/XL
- 72 %
UYN Cashmere Silky UW Long Pants Women celebrity silver
UYN Cashmere Silky UW Long Pants Women celebrity gold
UYN Cashmere Silky UW Long Pants Women celebrity gold
UYN Cashmere Silky UW Long Pants Women celebrity gold celebrity gold
UYN
Cashmere Silky UW Long Pants Women celebrity gold
£136.99 £34.99
  • Versions: XSL/XL
- 74 %
Close
Save