Free shipping on CHF 150

Free return under 100 days

Expert Help

Schedule an appointment

+33 1 84 67 14 24

Login

My account

Men's
Men's Outdoor Clothing
Men's Sports Underwear

Men's Sports Underwear

(411)

Sort by

411 Results

Filter

Sports underwear

Hoodies & jumpers

Gloves & mittens

Men

Women

adidas

Alpine Stars

Bogner Fire + Ice

Castelli

CMP

Columbia

Craft

Dale of Norway

Devold

Endura

GripGrab

Haglöfs

Helly Hansen

icebreaker

La Sportiva

Maloja

Mammut

Millet

Mizuno

Mons Royale

Mountain Equipment

Mountain Hardwear

New Balance

Odlo

Ortovox

PAG Neckwear

Patagonia

Protest

Rab

Rossignol

Saxx

Smartwool

Soar Running

Sportful

Superdry

Vaude

X-Bionic

CHF 0 - CHF 25

CHF 25 - CHF 50

CHF 50 - CHF 75

CHF 75 - CHF 100

CHF 100 - CHF 125

CHF 125 - CHF 150

Hiking

Nordic Walking

Trail running

Running

Skiing

Ski Touring

0% - 10%

10% - 20%

20% - 30%

30% - 40%

40% - 50%

+ 50%

No

Yes

Shirts

Tights

Undershirt

Underpants

Boxer

Sous-vêtement bas,Sous-vêtement haut

Green Shape

Grüner Knopf

PFC-Free

ZQ Merino

Ecomaterial

Oeko-Tex

Short

Long

Polartec Power Grid

Polygiene®

Polartec® Power Grid

Polartec® Power Grid™

Ballpark Pouch™ - Flat Out Seams™ - Trois-D Fit™

Ballpark Pouch™ - Flat Out Seams™ - Trois-D Fit™

Sort by

SaxxDroptemp Cooling Cotton Braguette 2-Pack - Underwear - Men's

VAT and custom duties included

MizunoActive Warmalite Hybrid Full Zip Hooded Long Sleeve Top - Base layer - Men's

VAT and custom duties included

DevoldTuvegga Merino Longs - Merino wool Thermal Tight - Men'sCHF 130,00VAT and custom duties included

icebreaker200 Oasis LS Half Zip - Merino Wool Jersey - Men's

VAT and custom duties included

icebreaker200 Oasis LS Half Zip - Merino Wool Jersey - Men's

VAT and custom duties included

MizunoActive Warmalite Hybrid Full Zip Hooded Long Sleeve Top - Base layer - Men's

VAT and custom duties included

Mons RoyaleHold 'em Shorty Boxer - Underwear - Men's

VAT and custom duties included

DevoldDuo Active Merino 205 Zip Neck - Merino Wool Jersey - Men'sCHF 90,00VAT and custom duties included

icebreakerAnatomica Short Sleeve col V en Mérinos - Merino shirt - Men's

VAT and custom duties included

CastelliMl Flanders Warm - Base layer - Men's

VAT and custom duties included

Mons RoyaleHold 'em Shorty Boxer - Underwear - Men's

VAT and custom duties included

icebreaker200 Oasis Short Sleeve Crewe - Merino shirt - Men's

VAT and custom duties included

DevoldWool Mesh 190 3/4 Longs - Merino wool Thermal Tight - Men'sCHF 100,00VAT and custom duties included

Ortovox185 Rock'N'Wool Short Sleeve - Merino base layer - Men's

VAT and custom duties included

Alpine StarsInner Shorts Pro V2 - MTB Undershorts

VAT and custom duties included

Helly HansenLifa Merino Midweight Crew - Base layer - Men's

VAT and custom duties included

SaxxVibe Xtra Super Soft - Underwear - Men'sCHF 34,00VAT and custom duties included

DevoldTuvegga Merino Shirt - Merino Wool Jersey - Men'sCHF 140,00VAT and custom duties included

icebreaker200 Oasis Leggings with Fly - Merino base layer - Men's

VAT and custom duties included

SmartwoolMerino Boxer Brief Boxed - Merino base layer - Men's

VAT and custom duties included

MizunoVirtual Body G4 H/Z - Base layer - Men's

VAT and custom duties included

icebreaker200 Oasis Legless - Merino base layer - Men's

VAT and custom duties included

DevoldLauparen Merino 190 Longs - Merino wool Thermal Tight - Men'sCHF 90,00VAT and custom duties included

PAG NeckwearTrispike Midlayer Air Grid Top - Base layer

VAT and custom duties included

PAG NeckwearTrispike Midlayer Air Grid Top - Base layer

VAT and custom duties included

Helly HansenLifa Merino Midweight Pant - Merino base layer - Men's

VAT and custom duties included

RabSyncrino - Merino Wool Boxer

VAT and custom duties included

DevoldBreeze Plus Merino 200 3/4 Longs - Merino wool Thermal Tight - Men'sCHF 90,00VAT and custom duties included

icebreakerAnatomica Boxers - Underwear - Men'sCHF 46,00VAT and custom duties included

SaxxMulti-Sport Mesh 2-Pack - Underwear - Men's

VAT and custom duties included

CraftAdv Subz Wool Ls Tee - Base layer - Men's

VAT and custom duties included

CraftCore Wool Merino Pant - Leggings - Men's

VAT and custom duties included

DevoldEndurance Merino Crew - Merino Wool Jersey - Men'sCHF 130,00VAT and custom duties included

X-BionicInvent 4.0 Pants - Base layer - Men's

VAT and custom duties included

ProtestRewill 1/4 Zip Top - Base layer - Men's

VAT and custom duties included

DevoldBreeze Long Johns - Leggings - Men's

VAT and custom duties included

SaxxKinetic Light-Compression Mesh - Underwear

VAT and custom duties included

DevoldTuvegga Merino Longs - Merino wool Thermal Tight - Men'sCHF 130,00VAT and custom duties included

ProtestRewill 1/4 Zip Top - Base layer - Men's

VAT and custom duties included

ProtestRewill 1/4 Zip Top - Base layer - Men's

VAT and custom duties included

icebreakerAnatomica Boxers - Underwear - Men's

VAT and custom duties included

SaxxVibe Xtra 2-Pack - Underwear - Men's

VAT and custom duties included

DevoldDuo Active Merino 205 3/4 Longs - Merino wool Thermal Tight - Men'sCHF 70,00VAT and custom duties included

PAG NeckwearTrispike Midlayer Air Grid Bottom - Base layer

VAT and custom duties included

icebreakerAnatomica Briefs - Underwear - Men's

VAT and custom duties included

icebreakerAnatomica Boxers - Underwear - Men's

VAT and custom duties included

CMPSeamless base layer tights - Base layer - Men's

VAT and custom duties included

DevoldDuo Active Merino 205 Shirt - Merino Wool Jersey - Men'sCHF 80,00VAT and custom duties included

CraftActive Intensity Long Sleeve - Base layer - Men's

VAT and custom duties included

SmartwoolMerino Boxer Brief Boxed - Merino base layer - Men's

VAT and custom duties included

CMPSeamless base layer round neck top - Base layer - Men's

VAT and custom duties included

RabSonic LS Zip - Base layer - Men's

VAT and custom duties included

DevoldTuvegga Merino Shirt - Merino Wool Jersey - Men'sCHF 140,00VAT and custom duties included

CraftCore Gain Midlayer - Base layer - Men's

VAT and custom duties included

DevoldTuvegga Merino 3/4 Longs - Merino wool Thermal Tight - Men's

VAT and custom duties included

MilletDrynamic Soft LS Tee - Base layer - Men'sCHF 70,00VAT and custom duties included

icebreaker125 Cool-Lite Anatomica Boxers - Merino Wool BoxerCHF 46,00VAT and custom duties included

Helly HansenShine Solen LS Crew - Base layer - Men's

VAT and custom duties included

MilletDrynamic Soft 3/4 Tight - Base layer - Men'sCHF 60,00VAT and custom duties included

CraftActive Extreme X Cn Ls - Base layer - Men's

VAT and custom duties included

1
2
3
4
5
6
7

Our top brands

Patagonia Ortovox Rab La Sortiva Lowa Altra Millet Moon Boot Helly Hansen Barbour Fjällräven Columbia Scarpa Vaude Mammut Julbo New Balance Hanwag Birkenstock Petzl

Our top trending categories

Women's Down jackets Women's Parkas Women's Fleece jackets Men's Down jackets Men's Parkas Men's Fleece jackets Tents Sleeping pads Headlamps Sleeping bags Stoves Hiking backpacks Ice axes Hiking shoes & boots Trail running shoes Running shoes Climbing shoes Kids' Hiking shoes & boots Cycling helmets Kids' carriers Kids' Clothing Kids' Fleece jackets Aigle Kids' Rain shoes Patagonia Fleece jackets Pyrenex Down jackets Helly Hansen Jackets Columbia Fleece jackets Black Diamond Headlamps Meindl Shoes Dakine Backpacks Assos Cycling shorts Giro Helmets Rab Down jackets Dog Harnesses Dog Leads & Leashes Ortlieb Panniers Altra Shoes Buff Neckwear Abus Cycling helmets Patagonia Down Jackets

Need Help?

To choose your waterproof jacket, your trail shoes or to modify an order, contact our HardGuides!

Write to us!

Keep in touch

Be the first to discover our new products, exclusive sales, adventure ideas & tips, and get CHF 5 off your first order

E-mail adress

Free shipping on CHF 100Free return under 100 daysCarbon neutral

Our mission

At Hardloop, we believe that nature and being on the move should be at the very heart of our lives. Whether you're a first-timer or a top athlete, since 2015 we've been sharing with you our love of good gear and our passion for the steep trails we love to run around on.

Read more +

Customer Service

Track my order
Size Charts & Fit Guide
All help topics
Return & refund

Hardloop

Who are we?
HardGuides

Carbon neutral since 2015

Our Footprint
Carbon neutrality
HardGreen selection

Logistics partner

100% secured payment system

Easy Online Shopping

Free delivery from CHF 150
100 Days refund policy
Customer service free of charge

© Hardloop 2025
Legal Notice
Terms of Use
Privacy Policy & Data Tracking
Data preferences

More adventures

Hardloop International