•  Help
  • Log In / Sign-up
  •  Cart
 FREE SHIPPING on orders over $50*
  • Top Searches:
  • Olukai Sandals,
  • Teva,
  • Kavu Bags,
  • Hats,
  • Fjallraven Backpacks,
  • Closeout Deals,
  • Filson
  • Clothing / Accessories
  • Footwear
  • Camping / Hiking
  • Travel / Tech
  • More...
  • Brands
  •  Deals & Closeouts
Men's Underwear & Base Layer
  • Home
  • Men's Underwear & Base Layers

Men's Underwear & Base Layers

  • Filter Results
    • Sort:
    • Best Match
    • Popular
    • Lowest Price
    • Highest Price
    • Newest
    • Best Discount
    • Page:
    • 1
    • 2
Men's Salty Sailor

Sale

Kavu Men's Salty Sailor

 
You save $9.80
$55.20
Men's Tu28 Boxer Briefs

Close-out

Tilley Men's Tu28 Boxer Briefs

 
You save $9.60
  • Charcoal
  • White
  • Black
$30.40
Men's Swing Shift Boxer Brief

Sale

2UNDR Men's Swing Shift Boxer Brief

 
You save $4.13
  • Grey/Blue
  • Endless
  • Freedom
  • Night Camo
$25.87
Men's Swing Shift Long Leg

Sale

2UNDR Men's Swing Shift Long Leg

 
You save $4.11
  • Tsunami
  • Endless
$30.89
Men's Day Shift Boxer Brief

Sale

2UNDR Men's Day Shift Boxer Brief

 
You save $3.19
  • Red/Grey Stripes
  • Dark Green/Grey Stripes
  • Dark Green
$23.81
Men's Vibe Boxer - 3 Pack

Close-out

Saxx Men's Vibe Boxer - 3 Pack

 
You save $29.57
$56.38
Men's Swing Shift Trunk

2UNDR Men's Swing Shift Trunk

  • Kibanas
  • Lava
$29.90
Men's Power Shift 2.0 Long Leg

Sale

2UNDR Men's Power Shift 2.0 Long Leg

 
You save $1.99
  • Navy
  • Cool Grey
  • Black
  • Dark Green
$30.01
Men's Power Shift Boxer Brief

Sale

2UNDR Men's Power Shift Boxer Brief

 
You save $3.53
  • Navy
  • Black
  • White
  • Orange
$26.47
3 Six Five Boxer

Close-out

Saxx 3 Six Five Boxer

 
You save $8.67
$23.28
Men's Merino 150 Printed Boxer Brief

Smartwool Men's Merino 150 Printed Boxer Brief

$48.00
Men's Swing Shift Boxer Brief

Sale

2UNDR Men's Swing Shift Boxer Brief

 
You save $7.79
$22.21
Men's Night Shift Boxer Brief

Sale

2UNDR Men's Night Shift Boxer Brief

 
You save $10.05
  • Navy
  • 50 Shades
$21.95
Give-N-Go Printed Boxer Brief

ExOfficio Give-N-Go Printed Boxer Brief

  • Alpine Green Fly Fishing
  • Navy Fish & Hook
  • Fish Hook
  • Navy Planes
$29.95
Men's Give-N-Go Sport Mesh 6

ExOfficio Men's Give-N-Go Sport Mesh 6" Boxer

$29.95
Men's Gng Boxer

ExOfficio Men's Gng Boxer

  • Nori
  • Retro Red
  • Royal
$25.95
Men's Give-N-Go Brief

ExOfficio Men's Give-N-Go Brief

$19.95
Men's Give-N-Go Boxer Brief

ExOfficio Men's Give-N-Go Boxer Brief

  • Royal
  • White
  • Charcoal
$25.95
Men's Sol Cool Print Boxer Brief

ExOfficio Men's Sol Cool Print Boxer Brief

  • Admiral G Stripe
  • Deep Water Ombre
$41.95
Men's Gng Printed Boxer

ExOfficio Men's Gng Printed Boxer

  • Alpine Green Fly Fishing
  • Navy Fish & Hook
$29.95
Men's Give-N-Go Boxer

ExOfficio Men's Give-N-Go Boxer

  • Black
  • Curfew
  • White
  • Riviera
$25.95
Men's Gng Boxer Brief

ExOfficio Men's Gng Boxer Brief

  • Retro Red
  • Royal
  • Nori
$25.95
Men's Give-N-Go Sport Mesh 3

ExOfficio Men's Give-N-Go Sport Mesh 3" Boxer Brief

  • Royal
  • Phantom
$27.95
Men's Sol Cool Print Boxer

ExOfficio Men's Sol Cool Print Boxer

$45.95
    • Page:
    • 1
    • 2

 Filter

 Filter by Price

Price

Filter by Brand

Top Brands

  • ExOfficio 220
  • 2UNDR 46
  • Tilley 7
  • Saxx 6
  • Kavu 2
  • Anita 1
  • Dakine 1
  • Smartwool 1
  • Show All Brands
  • Hide Extra Brands
  • Color

    • stringColorCommon
      string-ColorCommon~Black
      Black
    • stringColorCommon
      string-ColorCommon~White
      White
    • stringColorCommon
      string-ColorCommon~Orange
      Orange
    • stringColorCommon
      string-ColorCommon~Blue
      Blue
  • Men's Size

    • B
    • Extra Extra Large
    • Extra Large
    • Small
    • Medium
    • Large
    • Large
    • XL
    • XL
    • 2XL
    • All Men's Sizes
    • Hide Extra Men's Sizes
  • Filter by Style

    Style

    • Boxer Brief
    • Boxers
    • Briefs
    • Long Sleeve
    • Long Sleeve Shirt
 EXPAND
  • Home
  • About Us
  • Privacy Policy
  • Terms and Conditions
  • Return Policy
  • Shipping Policy
  • Brand List
  • FAQs
  • Sitemap
  • Contact Us
  • Careers
© 2005-2021 OutlandUSA.com All rights reserved.

 Free Shipping Policy

To qualify:

  •  Your order total must be $50.00 or greater after any discounts and before tax, if applicable OR Item is marked as FREE SHIPPING or FREE 2 DAY SHIPPING.
  •  * Additional shipping days and/or charges apply to:
    • Orders shipping outside the continental U.S.
    • Orders shipping internationally
    • Orders required to ship by freight and certain heavy weight or oversized items
    • See our full shipping policy for details:
  • Clothing / Accessories
    • Mens Clothing
    • Jackets / Coats
    • Sweatshirts / Hoodies
    • Vests
    • Shirts
    • Hats / Headwear
    • Pants / Shorts
    • Underwear / Base Layer
    • Hunting / Fishing Clothing
    • Mens Accessories
    • Belts / Suspenders
    • Wallets
    • Gloves / Mitts
    • Socks
    • Womens Clothing
    • Jackets / Coats
    • Shirts / Sweatshirts / Hoodies
    • Hats / Headwear
    • Underwear / Bras / Base Layer
    • Womens Accessories
    • Handbags / Purses / Totes
    • Wallets
    • Gloves / Mittens / Scarves
    • Socks
    • Sunglasses
    • Mens Sunglasses
    • Womens Sunglasses
    • Kids Sunglasses
    • Compression
    • Mens Compression
    • Womens Compression
    • Footwear
    • Mens Footwear
    • Womens Footwear
    • Watches
    • Mens Watches
    • Womens Watches
    • Arc'TeryxCarharttTimbuk2KavuCosta Del MarFilsonCanada Goose
  • Footwear
    • Mens Footwear
    • Hiking Shoes / Boots
    • Sandals / Flip Flops
    • Casual Shoes
    • Running Shoes
    • Slippers / Moccasins
    • Water Shoes
    • Socks
    • Womens Footwear
    • Hiking Shoes / Boots
    • Sandals / Flip Flops
    • Casual Shoes
    • Running Shoes
    • Slippers / Moccasins
    • Casual / Western Boots
    • Socks
    • Accessories / Other
    • Insoles
    • Compression Socks
    • Crampons
    • Snowshoes
    • Other Footwear Accessories
    • Climbing Shoes
    • Adidas OutdoorKeen FootwearOlukaiSanukTevaSalomonDanner
  • Camping / Hiking
    • Camping Gear
    • Stoves / Fuel
    • Cookware / Utensils
    • Tents / Tent Accessories
    • Sleeping Bags
    • Air Mattresses / Pads / Pillows
    • Hammocks / Cots
    • Camping Furniture
    • Flashlights / Lanterns / Headlamps
    • Knives / Tools
    • Safety / Survival
    • Backpacks
    • Backpacking Packs
    • Daypacks / School Backpacks
    • Hunting Backpacks
    • Tactical / Military Packs
    • Hydration Packs
    • Kid Carriers
    • Hydration
    • Water Bottles
    • Flasks / Canteens / Bota Bags
    • Water Purification
    • Hydration Packs
    • Hydration Accessories
    • CamelbakBig AgnesOspreySnow PeakENOJetboilMSR
  • Travel / Tech
    • Travel / Luggage
    • Luggage
    • Duffel Bags
    • Briefcases
    • Daypacks / School Backpacks
    • Wallets
    • Handbags / Purses / Totes
    • Flasks
    • Travel Accessories
    • Electronics / Cases
    • Digital Cameras / Cases & Accessories
    • Laptop / Tablet Cases & Accessories
    • Laptop / Tablet Backpacks
    • Phone Cases & Accessories
    • Umbrellas
    • Watches
    • Mens Watches
    • Womens Watches
    • Other Accessories
    • Solar Chargers
    • Flashlights
    • Timbuk2FjallravenFilsonThuleGo ProDakine
  • More...
    • Hunting
    • Hunting Clothing
    • Hunting Backpacks / Bags
    • Hunting Accessories
    • Tactical / Military
    • Knives / Tools
    • Fishing
    • Snowboarding
    • Climbing
    • Hardware / Caribeaners
    • Ropes / Cords / Bags / Chalk
    • Helmets / Harness / Pads
    • Mountaineering / Ice
    • Climbing Shoes
    • Climbing Accessories
    • Heath / Fitness / Yoga
    • Racks / Carriers
    • Sunglasses / Optics
    • Mens Sunglasses
    • Womens Sunglasses
    • Kids Sunglasses
    • Goggles
    • Kites / Toys / Games
    • Strollers
    • Kids Clothing / Footwear
    • Pet Products
    • Benchmade KnivesPetzlPrism DesignsCosta Del MarVon ZipperBadlands
  •  Deals & Closeouts
  • Brands
  • Account/Login
  • Sign-up
  Feedback