Shop Expedition Weight Base Layer Thickness

Sponsored
$49.95
L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Midnight Black Small, Synthetic/Plastic
L.L.Bean
$49.95
L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Midnight Black Small, Synthetic/Plastic
L.L.Bean
$49.95
L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Carbon Navy Medium, Synthetic/Plastic
L.L.Bean
$49.95
L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Carbon Navy Medium, Synthetic/Plastic
L.L.Bean
$59.95
Women's Heayweight Base Layer - Long Underwear Pant, Print Coal Snowflake Fairisle 1X, Synthetic/Plastic | L.L.Bean
L.L.Bean
$59.95
Women's Heayweight Base Layer - Long Underwear Pant, Print Coal Snowflake Fairisle 1X, Synthetic/Plastic | L.L.Bean
L.L.Bean
$29.97
$49.95
Men's Expedition Baselayer Pants - Lands' End - Blue - XL
Lands' End
40% off
$29.97
$49.95
Men's Expedition Baselayer Pants - Lands' End - Blue - XL
Lands' End
$83.73
$120.00
Kari Traa Women's Tirill Thermal Tights Pine XS
REI
Free shipping
30% off
$83.73
$120.00
Kari Traa Women's Tirill Thermal Tights Pine XS
REI
$39.12
Carhartt Men's Force Heavyweight Heathered Knit Base Layer Crewneck Top
Amazon.com
Free shipping
$39.12
Carhartt Men's Force Heavyweight Heathered Knit Base Layer Crewneck Top
Amazon.com
$29.97
$49.95
Men's Expedition Baselayer Pants - Lands' End - Gray - XL
Lands' End
40% off
$29.97
$49.95
Men's Expedition Baselayer Pants - Lands' End - Gray - XL
Lands' End
$93.73
$125.00
Icebreaker Men's Merino 200 Sonebula Long-Sleeve High-Neck Base Layer Top Earth/Solar L
REI
Free shipping
25% off
$93.73
$125.00
Icebreaker Men's Merino 200 Sonebula Long-Sleeve High-Neck Base Layer Top Earth/Solar L
REI
$89.73
$120.00
Icebreaker Men's Merino 200 Sonebula Long-Sleeve Crewe Base Layer Top Earth/Solar L
REI
Free shipping
25% off
$89.73
$120.00
Icebreaker Men's Merino 200 Sonebula Long-Sleeve Crewe Base Layer Top Earth/Solar L
REI
$59.95
Fly Heavyweight Base Layer Top Black XL (2025)
Up North Sports
$59.95
Fly Heavyweight Base Layer Top Black XL (2025)
Up North Sports
$32.97
$54.95
Men's Long Sleeve Crew Neck Expedition Thermaskin Long Underwear Top - Lands' End - Black - M
Lands' End
39% off
$32.97
$54.95
Men's Long Sleeve Crew Neck Expedition Thermaskin Long Underwear Top - Lands' End - Black - M
Lands' End
$25.98
$34.99
Redhead Heavyweight Base Layer Bottoms For Men - Black - XL
Cabela's
In store
25% off
$25.98
$34.99
Redhead Heavyweight Base Layer Bottoms For Men - Black - XL
Cabela's
$64.99
Carhartt Men's Force Heavyweight Synthetic Woolblend Fleece Base Layer Pant Black Heather XX-Large
Amazon.com
29
Free shipping
$64.99
Carhartt Men's Force Heavyweight Synthetic Woolblend Fleece Base Layer Pant Black Heather XX-Large
Amazon.com
$55.35
Under Armour Men's Packaged Base 3.0 Leggings Black X-Large
Amazon.com
1K+
Free shipping
$55.35
Under Armour Men's Packaged Base 3.0 Leggings Black X-Large
Amazon.com
$47.98
$59.99
Redhead Elite Heavyweight Base Layer Pants For Men - Black - M
Cabela's
In store
20% off
$47.98
$59.99
Redhead Elite Heavyweight Base Layer Pants For Men - Black - M
Cabela's
$49.99
Carhartt Men's Base Layer Thermal Pants - Force Heavyweight | Navy Heather | XL
Carhartt D2C US
2K+
$49.99
Carhartt Men's Base Layer Thermal Pants - Force Heavyweight | Navy Heather | XL
Carhartt D2C US
$60.00
$120.00
Smartwool Mens Merino 250 Base Layer 1/4 Zip - X-Large / Black
GoBros.com
1
50% off
$60.00
$120.00
Smartwool Mens Merino 250 Base Layer 1/4 Zip - X-Large / Black
GoBros.com
$34.99
Carhartt Men's Base Force Midweight Classic Base Layer Bottoms, Medium, Black
Sportsman's Guide
8K+
$34.99
Carhartt Men's Base Force Midweight Classic Base Layer Bottoms, Medium, Black
Sportsman's Guide
$26.24
$34.99
Blocker Outdoors Men's Shield Series Koretec Heavy Weight Base Layer Top - Charcoal L By Sportsman's Warehouse
Sportsman's Warehouse
30
25% off
$26.24
$34.99
Blocker Outdoors Men's Shield Series Koretec Heavy Weight Base Layer Top - Charcoal L By Sportsman's Warehouse
Sportsman's Warehouse
$51.98
$64.99
Redhead Elite Heavyweight Base Layer Quarter-Zip Long-Sleeve Shirt For Men - Black - XLT
Cabela's
In store
20% off
$51.98
$64.99
Redhead Elite Heavyweight Base Layer Quarter-Zip Long-Sleeve Shirt For Men - Black - XLT
Cabela's
$115.00
Smartwool Mens Merino 250 Base Layer Bottoms - Medium / Charcoal Heather
GoBros.com
$115.00
Smartwool Mens Merino 250 Base Layer Bottoms - Medium / Charcoal Heather
GoBros.com
$110.00
Intraknit Active Base Layer Crew - Men's
Backcountry.com
$110.00
Intraknit Active Base Layer Crew - Men's
Backcountry.com
$75.00
$100.00
Specialized | Seamless Baselayer LS Men's | Size Small/Medium In Grey Men's Base Layer Tops From Jenson USA
Jenson USA Bicycles
25% off
$75.00
$100.00
Specialized | Seamless Baselayer LS Men's | Size Small/Medium In Grey Men's Base Layer Tops From Jenson USA
Jenson USA Bicycles
$75.00
SAXX Mens Roast Master Mid-Weight Base Layer Bottoms - Medium / Get Out Camo/FD Black
GoBros.com
$75.00
SAXX Mens Roast Master Mid-Weight Base Layer Bottoms - Medium / Get Out Camo/FD Black
GoBros.com
$75.00
$100.00
Specialized | Seamless Merino Baselayer LS Men's | Size Large/Extra Large In Grey Men's Base Layer Tops From Jenson USA
Jenson USA Bicycles
25% off
$75.00
$100.00
Specialized | Seamless Merino Baselayer LS Men's | Size Large/Extra Large In Grey Men's Base Layer Tops From Jenson USA
Jenson USA Bicycles
$27.00
$45.00
Men's Cuddl Duds® Heavyweight Thermablend Performance Base Layer Crew Top, Size: Medium, Navy Grey
Kohl's
40% off
$27.00
$45.00
Men's Cuddl Duds® Heavyweight Thermablend Performance Base Layer Crew Top, Size: Medium, Navy Grey
Kohl's
$24.00
$40.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Large, Navy Grey
Kohl's
40% off
$24.00
$40.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Large, Navy Grey
Kohl's
$49.48
$98.95
Alpine Onset Merino Quarter Zip Baselayer Top - Men's
Backcountry.com
49% off
$49.48
$98.95
Alpine Onset Merino Quarter Zip Baselayer Top - Men's
Backcountry.com
$49.99
Carhartt Men's Base Layer Thermal Pants - Force Midweight Poly-Wool | Burnt Olive Heather | M
Carhartt D2C US
2K+
$49.99
Carhartt Men's Base Layer Thermal Pants - Force Midweight Poly-Wool | Burnt Olive Heather | M
Carhartt D2C US
$44.99
Carhartt Men's Base Force Midweight Classic Crew Base Layer Top, Xl Tall, Black
Sportsman's Guide
7K+
$44.99
Carhartt Men's Base Force Midweight Classic Crew Base Layer Top, Xl Tall, Black
Sportsman's Guide
$61.99
Carhartt Mens MBL111 Base Force Heavyweight Base Layer Quarter-Zip - Fired Brick Heather 3X-Large Regular
Dungarees.com
47
Free shipping
$61.99
Carhartt Mens MBL111 Base Force Heavyweight Base Layer Quarter-Zip - Fired Brick Heather 3X-Large Regular
Dungarees.com
$89.00
Cedars Merino Lightweight Baselayer Bottom - Men's
Backcountry.com
$89.00
Cedars Merino Lightweight Baselayer Bottom - Men's
Backcountry.com
$128.00
Lululemon Men's Seamless Base Layer Tight 27" Size: S Black
lululemon
Free shipping
$128.00
Lululemon Men's Seamless Base Layer Tight 27" Size: S Black
lululemon
$31.99
Scentblocker Koretec Men's Polar Weight Base Layer Bottoms, 2Xl, Black
Sportsman's Guide
56
$31.99
Scentblocker Koretec Men's Polar Weight Base Layer Bottoms, 2Xl, Black
Sportsman's Guide
$32.00
BRP Ski-Doo Thermal Base Layer Bottom Black Mens XX-Large
FixMyToys
$32.00
BRP Ski-Doo Thermal Base Layer Bottom Black Mens XX-Large
FixMyToys
$118.00
Lululemon Men's Seamless Base Layer Long-Sleeve Shirt Size: M Black
lululemon
Free shipping
$118.00
Lululemon Men's Seamless Base Layer Long-Sleeve Shirt Size: M Black
lululemon
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop Expedition Weight Base Layer Thickness

    Sponsored
    $49.95
    L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Midnight Black Small, Synthetic/Plastic
    L.L.Bean
    $49.95
    L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Midnight Black Small, Synthetic/Plastic
    L.L.Bean
    $49.95
    L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Carbon Navy Medium, Synthetic/Plastic
    L.L.Bean
    $49.95
    L.L.Bean | Men's Midweight Base Layer - Long Underwear Pants Carbon Navy Medium, Synthetic/Plastic
    L.L.Bean
    $59.95
    Women's Heayweight Base Layer - Long Underwear Pant, Print Coal Snowflake Fairisle 1X, Synthetic/Plastic | L.L.Bean
    L.L.Bean
    $59.95
    Women's Heayweight Base Layer - Long Underwear Pant, Print Coal Snowflake Fairisle 1X, Synthetic/Plastic | L.L.Bean
    L.L.Bean
    $29.97
    $49.95
    Men's Expedition Baselayer Pants - Lands' End - Blue - XL
    Lands' End
    40% off
    $29.97
    $49.95
    Men's Expedition Baselayer Pants - Lands' End - Blue - XL
    Lands' End
    $83.73
    $120.00
    Kari Traa Women's Tirill Thermal Tights Pine XS
    REI
    Free shipping
    30% off
    $83.73
    $120.00
    Kari Traa Women's Tirill Thermal Tights Pine XS
    REI
    $39.12
    Carhartt Men's Force Heavyweight Heathered Knit Base Layer Crewneck Top
    Amazon.com
    Free shipping
    $39.12
    Carhartt Men's Force Heavyweight Heathered Knit Base Layer Crewneck Top
    Amazon.com
    $29.97
    $49.95
    Men's Expedition Baselayer Pants - Lands' End - Gray - XL
    Lands' End
    40% off
    $29.97
    $49.95
    Men's Expedition Baselayer Pants - Lands' End - Gray - XL
    Lands' End
    $93.73
    $125.00
    Icebreaker Men's Merino 200 Sonebula Long-Sleeve High-Neck Base Layer Top Earth/Solar L
    REI
    Free shipping
    25% off
    $93.73
    $125.00
    Icebreaker Men's Merino 200 Sonebula Long-Sleeve High-Neck Base Layer Top Earth/Solar L
    REI
    $89.73
    $120.00
    Icebreaker Men's Merino 200 Sonebula Long-Sleeve Crewe Base Layer Top Earth/Solar L
    REI
    Free shipping
    25% off
    $89.73
    $120.00
    Icebreaker Men's Merino 200 Sonebula Long-Sleeve Crewe Base Layer Top Earth/Solar L
    REI
    $59.95
    Fly Heavyweight Base Layer Top Black XL (2025)
    Up North Sports
    $59.95
    Fly Heavyweight Base Layer Top Black XL (2025)
    Up North Sports
    $32.97
    $54.95
    Men's Long Sleeve Crew Neck Expedition Thermaskin Long Underwear Top - Lands' End - Black - M
    Lands' End
    39% off
    $32.97
    $54.95
    Men's Long Sleeve Crew Neck Expedition Thermaskin Long Underwear Top - Lands' End - Black - M
    Lands' End
    $25.98
    $34.99
    Redhead Heavyweight Base Layer Bottoms For Men - Black - XL
    Cabela's
    In store
    25% off
    $25.98
    $34.99
    Redhead Heavyweight Base Layer Bottoms For Men - Black - XL
    Cabela's
    $64.99
    Carhartt Men's Force Heavyweight Synthetic Woolblend Fleece Base Layer Pant Black Heather XX-Large
    Amazon.com
    29
    Free shipping
    $64.99
    Carhartt Men's Force Heavyweight Synthetic Woolblend Fleece Base Layer Pant Black Heather XX-Large
    Amazon.com
    $55.35
    Under Armour Men's Packaged Base 3.0 Leggings Black X-Large
    Amazon.com
    1K+
    Free shipping
    $55.35
    Under Armour Men's Packaged Base 3.0 Leggings Black X-Large
    Amazon.com
    $47.98
    $59.99
    Redhead Elite Heavyweight Base Layer Pants For Men - Black - M
    Cabela's
    In store
    20% off
    $47.98
    $59.99
    Redhead Elite Heavyweight Base Layer Pants For Men - Black - M
    Cabela's
    $49.99
    Carhartt Men's Base Layer Thermal Pants - Force Heavyweight | Navy Heather | XL
    Carhartt D2C US
    2K+
    $49.99
    Carhartt Men's Base Layer Thermal Pants - Force Heavyweight | Navy Heather | XL
    Carhartt D2C US
    $60.00
    $120.00
    Smartwool Mens Merino 250 Base Layer 1/4 Zip - X-Large / Black
    GoBros.com
    1
    50% off
    $60.00
    $120.00
    Smartwool Mens Merino 250 Base Layer 1/4 Zip - X-Large / Black
    GoBros.com
    $34.99
    Carhartt Men's Base Force Midweight Classic Base Layer Bottoms, Medium, Black
    Sportsman's Guide
    8K+
    $34.99
    Carhartt Men's Base Force Midweight Classic Base Layer Bottoms, Medium, Black
    Sportsman's Guide