Base Layer Bottom

Guide Gear Men's Heavyweight Fleece Base Layer Bottoms

Key Features

  • 100% performance polyester
  • Moisture-wicking
  • Gusseted crotch
  • Pass-through fly
On-Sale!   Was $24.99
Buyer's Club
$17.99
Non-Member $19.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 100% performance polyester
  • Moisture-wicking
  • Gusseted crotch
  • Pass-through fly

ScentBlocker Koretec Men's Heavyweight Base Layer Bottoms

Key Features

  • Polyester outer backed with a light fleece lining
  • Smooth polyester face
  • S3® anti-microbial finish
  • Smooth flatlock seams for comfort
  • Tapered legs
  • Elastic waistband
  • Pass-though fly
On-Sale!
Buyer's Club
$16.87 - $26.99
Non-Member $18.74 - $29.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Polyester outer backed with a light fleece lining
  • Smooth polyester face
  • S3® anti-microbial finish
  • Smooth flatlock seams for comfort
  • Tapered legs
  • Elastic waistband
  • Pass-though fly

Guide Gear Men's Lightweight Base Layer Bottoms

Key Features

  • 97/3 polyester/spandex
  • Moisture-wicking, fast-drying
  • Gusseted crotch
  • Working fly
Buyer's Club
$17.99
Non-Member $19.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 97/3 polyester/spandex
  • Moisture-wicking, fast-drying
  • Gusseted crotch
  • Working fly

Carhartt Men's Base Force Midweight Classic Base Layer Bottoms

Key Features

  • 200 GSM 4-oz. 100% polyester
  • Rugged Flex® 4-way stretch fabrication
  • FastDry® wicking technology
  • Waffle-knit interior
  • Anti-odor properties
  • Flatlock seams
  • Concealed Y-stitch waistband
  • Pass-through fly
Club Pricing Applied at Checkout!
Non-Member $34.99 - $44.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 200 GSM 4-oz. 100% polyester
  • Rugged Flex® 4-way stretch fabrication
  • FastDry® wicking technology
  • Waffle-knit interior
  • Anti-odor properties
  • Flatlock seams
  • Concealed Y-stitch waistband
  • Pass-through fly

Guide Gear Women's Lightweight Base Layer Bottoms

Key Features

  • 97/3 polyester/spandex
  • Moisture-wicking, fast-drying
  • Gusseted for easy motion
  • Comfortable seams
On-Sale!   Was $19.99
Buyer's Club
$13.49
Non-Member $14.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 97/3 polyester/spandex
  • Moisture-wicking, fast-drying
  • Gusseted for easy motion
  • Comfortable seams

Banded Men's Merino Wool Base Layer Bottoms

Key Features

  • Merino wool, 230-gram weight
  • Flatlock seams
  • Moisture-wicking
  • Elastic waist
  • Pass-through fly
  • Athletic cut
Club Pricing Applied at Checkout!
Non-Member $94.99 - $104.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Merino wool, 230-gram weight
  • Flatlock seams
  • Moisture-wicking
  • Elastic waist
  • Pass-through fly
  • Athletic cut

Under Armour Men's Base 4.0 Base Layer Bottoms

Key Features

  • 81/19 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Pass-through fly
  • Fitted style
  • Part of the ColdGear collection
Club Pricing Applied at Checkout!
Non-Member $100.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 81/19 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Pass-through fly
  • Fitted style
  • Part of the ColdGear collection

Under Armour Men's Base 3.0 Base Layer Bottoms

Key Features

  • 78/22 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Pass-through fly
  • Fitted style
  • Part of the ColdGear collection
Club Pricing Applied at Checkout!
Non-Member $70.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 78/22 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Pass-through fly
  • Fitted style
  • Part of the ColdGear collection

ScentBlocker Koretec Men's Polar Weight Base Layer Bottoms

Key Features

  • Late-season Polar Weight fleece fabric
  • S3® anti-microbial finish prevents odors
  • Elastic waistband for a secure fit
  • Smooth flatlock seams for comfort
  • Tapered legs for easy layering
On-Sale!   Was $44.99
Buyer's Club
$30.37
Non-Member $33.74
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Late-season Polar Weight fleece fabric
  • S3® anti-microbial finish prevents odors
  • Elastic waistband for a secure fit
  • Smooth flatlock seams for comfort
  • Tapered legs for easy layering

Hard Core Men's Power-F Base Layer Bottoms

Key Features

  • Soft thermal 100% polyester fleece
  • Lofted backing traps in warmth
  • S3® silver antimicrobial technology
  • Moisture-wicking performance
  • Pass-though fly
Club Pricing Applied at Checkout!
Non-Member $59.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Soft thermal 100% polyester fleece
  • Lofted backing traps in warmth
  • S3® silver antimicrobial technology
  • Moisture-wicking performance
  • Pass-though fly

ScentBlocker Koretec Men's Tech Weight Base Layer Bottoms.

Key Features

  • Lightweight stretch polyester with smooth face
  • S3® anti-microbial finish
  • Smooth flatlock seams for comfort
  • Elastic waistband
  • Tapered legs
  • Pass-through fly
On-Sale!   Was $34.99
Buyer's Club
$20.24
Non-Member $22.49
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Lightweight stretch polyester with smooth face
  • S3® anti-microbial finish
  • Smooth flatlock seams for comfort
  • Elastic waistband
  • Tapered legs
  • Pass-through fly

ScentLok Men's BE:1 Trek Base Layer Bottoms

Key Features

  • Merino wool, modal and Tencel™ blend outer
  • Soft polyester fleece lining
  • Ultra soft, flexible 4-way stretch fabric
  • Carbon Alloy™ delivers maximum odor adsorption
  • Silver Alloy™ inhibits the growth of bacteria
  • Fusix™ technology further destroys bacteria
  • Wicking treatment keeps you dry
On-Sale!   Was $129.99
Club Pricing Applied at Checkout!
Non-Member $97.49 - $104.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Merino wool, modal and Tencel™ blend outer
  • Soft polyester fleece lining
  • Ultra soft, flexible 4-way stretch fabric
  • Carbon Alloy™ delivers maximum odor adsorption
  • Silver Alloy™ inhibits the growth of bacteria
  • Fusix™ technology further destroys bacteria
  • Wicking treatment keeps you dry

Under Armour Men's Base 2.0 Base Layer Bottoms

Key Features

  • 71/29 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Pass-through fly
  • Fitted style
  • Part of the ColdGear collection
Club Pricing Applied at Checkout!
Non-Member $60.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 71/29 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Pass-through fly
  • Fitted style
  • Part of the ColdGear collection

Under Armour Boys' Base 2.0 Base Layer Bottoms

Key Features

  • Ideal for cold weather and high activity
  • 71/29 polyester/elasterell
  • 4-way stretch fabrication
  • Heat-trapping grid interior
  • Moisture wicking, quick drying
  • Fitted style
Club Pricing Applied at Checkout!
Non-Member $45.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Ideal for cold weather and high activity
  • 71/29 polyester/elasterell
  • 4-way stretch fabrication
  • Heat-trapping grid interior
  • Moisture wicking, quick drying
  • Fitted style

Outdoor Research Women's Alpine Onset Merino 150 Base Layer Bottoms

Key Features

  • Perfect for cool-to-cold temperatures
  • 47/47/6 merino wool/recycled polyester/elastane jersey
  • Lightweight, breathable, moisture wicking and quick drying
  • Natural anti-odor characteristics
  • Flat seam construction
  • 1" elastic waistband
  • Gusseted crotch
Club Pricing Applied at Checkout!
Non-Member $89.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Perfect for cool-to-cold temperatures
  • 47/47/6 merino wool/recycled polyester/elastane jersey
  • Lightweight, breathable, moisture wicking and quick drying
  • Natural anti-odor characteristics
  • Flat seam construction
  • 1" elastic waistband
  • Gusseted crotch

Under Armour Women's Base 4.0 Base Layer Bottoms

Key Features

  • 81/19 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Wide, flat waistband
  • Fitted style
  • Part of the ColdGear collection
Club Pricing Applied at Checkout!
Non-Member $100.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • 81/19 polyester/elasterell
  • UA Scent Control with Microban®
  • 4-way stretch
  • Moisture-wicking, fast-drying
  • Heat-trapping grid interior
  • Wide, flat waistband
  • Fitted style
  • Part of the ColdGear collection

Huntworth Men's Bangor Midweight Base Layer Bottoms

Key Features

  • 92/8 polyester/spandex blend
  • 4-way stretch single-knit jersey
  • Moisture-wicking properties draw moisture away from your skin
  • Treated with Silver Tec for scent control
  • Tagless elastic waistband for enhanced comfort
  • Non-chaffing flatlock seams
  • Functional fly
  • Form fit
Buyer's Club
$41.39 - $49.49
Non-Member $45.99 - $54.99
ALL CLUB ORDERS $49+ SHIP FREE!
    • This item is shipped directly from the factory. Sorry, no express shipping available. We are unable to ship factory direct items to Alaska, Hawaii, Puerto Rico or APO or FPO addresses.

Key Features

  • 92/8 polyester/spandex blend
  • 4-way stretch single-knit jersey
  • Moisture-wicking properties draw moisture away from your skin
  • Treated with Silver Tec for scent control
  • Tagless elastic waistband for enhanced comfort
  • Non-chaffing flatlock seams
  • Functional fly
  • Form fit

ScentLok Women's Climafleece Base Layer Bottoms

Key Features

  • Smooth polyester outer fabric
  • Micro-fleece inner lining for optimal warmth
  • Wicking-treated lining keeps you dry
  • Flatlock seams for next-to-skin comfort
  • Carbon Alloy™ technology for advanced odor adsorption
  • Silver Alloy™ inhibits the growth of bacteria
  • Fusix™ technology further destroy bacteria
On-Sale!   Was $79.99
Buyer's Club
$53.99
Non-Member $59.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Smooth polyester outer fabric
  • Micro-fleece inner lining for optimal warmth
  • Wicking-treated lining keeps you dry
  • Flatlock seams for next-to-skin comfort
  • Carbon Alloy™ technology for advanced odor adsorption
  • Silver Alloy™ inhibits the growth of bacteria
  • Fusix™ technology further destroy bacteria

ScentLok Men's Climafleece Midweight Base Layer Bottoms

Key Features

  • Smooth polyester outer fabric
  • Micro-fleece inner lining for optimal warmth
  • Wicking-treated lining keeps you dry
  • Flatlock seams for next-to-skin comfort
  • Carbon Alloy™ technology for advanced odor adsorption
  • Silver Alloy™ inhibits the growth of bacteria
  • Fusix™ technology further destroy bacteria
On-Sale!   Was $109.99
Club Pricing Applied at Checkout!
Non-Member $82.49
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Smooth polyester outer fabric
  • Micro-fleece inner lining for optimal warmth
  • Wicking-treated lining keeps you dry
  • Flatlock seams for next-to-skin comfort
  • Carbon Alloy™ technology for advanced odor adsorption
  • Silver Alloy™ inhibits the growth of bacteria
  • Fusix™ technology further destroy bacteria

Under Armour Boys' Base 2.0 Base Layer Bottoms

Key Features

  • Ideal for cold weather and high activity
  • 71/29 polyester/elasterell
  • Lightweight, moisture-wicking and quick-drying
  • Brushed grid interior retains your heat
  • 4-way stretch for maximum mobility
  • Fitted style
Club Pricing Applied at Checkout!
Non-Member $38.00
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Ideal for cold weather and high activity
  • 71/29 polyester/elasterell
  • Lightweight, moisture-wicking and quick-drying
  • Brushed grid interior retains your heat
  • 4-way stretch for maximum mobility
  • Fitted style

ScentLok Men's AMP Midweight Base Layer Bottoms

Key Features

  • Smooth jersey knit outer fabric
  • Micro fleece inner lining for warmth
  • Carbon Alloy® technology for odor adsorption
  • Engineered carbon for additional layer of odor protection
  • Wicking-treated lining for moisture control
  • Stretch panels, elastic waistband
  • Easy access horizontal fly
Clearance!   Was $89.99
Buyer's Club
$43.19
Non-Member $47.99
ALL CLUB ORDERS $49+ SHIP FREE!

Key Features

  • Smooth jersey knit outer fabric
  • Micro fleece inner lining for warmth
  • Carbon Alloy® technology for odor adsorption
  • Engineered carbon for additional layer of odor protection
  • Wicking-treated lining for moisture control
  • Stretch panels, elastic waistband
  • Easy access horizontal fly