Skip to main content

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

(725)

Sort by

725 Results

Filter

Sports underwear

Neoprene tops and jackets

Hoodies & jumpers

Gloves & mittens

Men's Capri pants

Men's Ski suits

Men's Cycling skinsuits

Neoprene wetsuits

Men

Women

7mesh

Alpine Stars

Assos

Berghaus

Black Diamond

Bogner Fire + Ice

BV Sport

Carinthia

Castelli

CEP

CMP

Columbia

Craft

Dale of Norway

Devold

Endura

Falke

Ferrino

GripGrab

Haglöfs

Helly Hansen

Houdini Sportswear

icebreaker

ION

Karpos

La Sportiva

Maap

Maloja

Mammut

Millet

Mizuno

Mons Royale

Mountain Hardwear

Musto

Ortovox

Outdoor Research

Oxbow

PAG Neckwear

Patagonia

Poc

Protest

Rab

Rossignol

Saxx

Scott

Smartwool

Sportful

Superdry

The North Face

Vans

Vaude

X-Bionic

Zoggs

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

Climbing

Trekking

Travel

Mountaineering

Cyclotourism

Fair Wear Foundation

Green Shape

Grüner Knopf

Ecomaterial

Re-Source

Origine Européenne Garantie

0% - 10%

10% - 20%

20% - 30%

30% - 40%

40% - 50%

+ 50%

T-shirt

Technical jersey

Débardeur

Tights

Boxer shorts

Thermal jersey

Yes

No

Short

Syears

Long

Polygiene®

Polygiene® / Polartec®

Polartec® Power Grid

Warm

Polartec® Power Grid™

HeiQ Fresh

Sort by

M's Cap TW Boot Length Bottoms - Base layer - Men's

PatagoniaM's Cap TW Boot Length Bottoms - Base layer - Men'sCHF 99,00VAT and custom duties included

M's Cap TW Crew - Base layer - Men's

PatagoniaM's Cap TW Crew - Base layer - Men'sCHF 109,00VAT and custom duties included

M's Cap LW Crew - Base layer - Men's

PatagoniaM's Cap LW Crew - Base layer - Men'sCHF 69,00VAT and custom duties included

M's Cap TW Zip Neck - Base layer - Men's

PatagoniaM's Cap TW Zip Neck - Base layer - Men'sCHF 119,00VAT and custom duties included

M's Cap MW Zip Neck - Base layer - Men's

PatagoniaM's Cap MW Zip Neck - Base layer - Men'sCHF 99,00VAT and custom duties included

M's Cap LW Zip Neck - Base layer - Men's

PatagoniaM's Cap LW Zip Neck - Base layer - Men'sCHF 79,00VAT and custom duties included

M's Cap TW Boot Length Bottoms - Base layer - Men's

PatagoniaM's Cap TW Boot Length Bottoms - Base layer - Men'sCHF 99,00VAT and custom duties included

M's Cap MW Bottoms - Base layer - Men's

PatagoniaM's Cap MW Bottoms - Base layer - Men'sCHF 89,00VAT and custom duties included

M's Cap MW Bottoms - Base layer - Men's

PatagoniaM's Cap MW Bottoms - Base layer - Men'sCHF 89,00VAT and custom duties included

M's Cap MW Crew - Base layer - Men's

PatagoniaM's Cap MW Crew - Base layer - Men'sCHF 89,00VAT and custom duties included

M's Cap MW Bottoms - Base layer - Men's

PatagoniaM's Cap MW Bottoms - Base layer - Men'sCHF 89,00VAT and custom duties included

M's Cap MW Crew - Base layer - Men's

PatagoniaM's Cap MW Crew - Base layer - Men'sCHF 89,00VAT and custom duties included

M's Cap LW Bottoms - Base layer - Men's

PatagoniaM's Cap LW Bottoms - Base layer - Men'sCHF 69,00VAT and custom duties included

M's Cap LW Bottoms - Base layer - Men's

PatagoniaM's Cap LW Bottoms - Base layer - Men'sCHF 69,00VAT and custom duties included

Active Warmalite HZ LS Top - Base layer - Men's

-5% Extra - Code Summer5

MizunoActive Warmalite HZ LS Top - Base layer - Men'sCHF 80,00VAT and custom duties included

Active Warmalite HZ LS Top - Base layer - Men's

-5% Extra - Code Summer5

MizunoActive Warmalite HZ LS Top - Base layer - Men'sCHF 80,00VAT and custom duties included

Active Warmalite HZ LS Top - Base layer - Men's

-5% Extra - Code Summer5

MizunoActive Warmalite HZ LS Top - Base layer - Men'sCHF 80,00VAT and custom duties included

Active Warmalite HZ LS Top - Base layer - Men's

-5% Extra - Code Summer5

MizunoActive Warmalite HZ LS Top - Base layer - Men'sCHF 80,00VAT and custom duties included

PREM Merino Wool Long Tight - Base layer - Men's

-5% Extra - Code Summer5

MizunoPREM Merino Wool Long Tight - Base layer - Men'sCHF 90,00VAT and custom duties included

PREM Merino Wool Crew Neck - Base layer - Men's

-5% Extra - Code Summer5

MizunoPREM Merino Wool Crew Neck - Base layer - Men'sCHF 95,00VAT and custom duties included

PREM Merino Wool High Neck - Base layer - Men's

-5% Extra - Code Summer5

MizunoPREM Merino Wool High Neck - Base layer - Men'sCHF 98,00VAT and custom duties included

PREM Merino Wool Half Zip - Base layer - Men's

-5% Extra - Code Summer5

MizunoPREM Merino Wool Half Zip - Base layer - Men'sCHF 100,00VAT and custom duties included

Buoyancy Flex Jammer 5.3 - Underwear

-5% Extra - Code Summer5

ZoggsBuoyancy Flex Jammer 5.3 - UnderwearCHF 149,00VAT and custom duties included

Buoyancy Jammer 5.3 - Underwear

-5% Extra - Code Summer5

ZoggsBuoyancy Jammer 5.3 - UnderwearCHF 129,00VAT and custom duties included

Rivelin Hoody - Base layer - Men's

-5% Extra - Code Summer5

RabRivelin Hoody - Base layer - Men'sCHF 75,00VAT and custom duties included

Rivelin Hoody - Base layer - Men's

-5% Extra - Code Summer5

RabRivelin Hoody - Base layer - Men'sCHF 75,00VAT and custom duties included

Modulus Tights - Base layer - Men's

-5% Extra - Code Summer5

RabModulus Tights - Base layer - Men'sCHF 80,00VAT and custom duties included

Bottom Ball Slapper Shorts - Underwear - Men's

-5% Extra - Code Summer5

IONBottom Ball Slapper Shorts - Underwear - Men'sCHF 40,00VAT and custom duties included

Engineered Boxers II - Underwear - Men's

-5% Extra - Code Summer5

EnduraEngineered Boxers II - Underwear - Men'sCHF 40,00VAT and custom duties included

24/7 Base Crew LS - Base layer - Men's

-5% Extra - Code Summer5

Berghaus24/7 Base Crew LS - Base layer - Men'sCHF 47,00VAT and custom duties included

24/7 Base Zip LS - Base layer - Men's

-5% Extra - Code Summer5

Berghaus24/7 Base Zip LS - Base layer - Men'sCHF 47,00VAT and custom duties included

Foundation Boxer Brief Men's - Underwear - Men's

-5% Extra - Code Summer5

7meshFoundation Boxer Brief Men's - Underwear - Men'sCHF 50,00VAT and custom duties included

Temple Merino Long Sleeve - Merino base layer - Men's

-5% Extra - Code Summer5

Mons RoyaleTemple Merino Long Sleeve - Merino base layer - Men'sCHF 100,00VAT and custom duties included

Tree Wool FL Longsleeve - Merino Wool Jersey - Men's

MammutTree Wool FL Longsleeve - Merino Wool Jersey - Men'sCHF 100,00VAT and custom duties included

Core Run Merino Base Layer Shirt - Merino base layer - Men's

-5% Extra - Code Summer5

CEPCore Run Merino Base Layer Shirt - Merino base layer - Men'sCHF 100,00VAT and custom duties included

Summit Altimetro LT Crew - Base layer - Men's

-5% Extra - Code Summer5

The North FaceSummit Altimetro LT Crew - Base layer - Men'sCHF 115,00VAT and custom duties included

24/7 1/4 Zip Tee - Base layer - Men's

-5% Extra - Code Summer5

The North Face24/7 1/4 Zip Tee - Base layer - Men'sCHF 55,00VAT and custom duties included

Vibe Xtra Super Soft - Underwear - Men's

-5% Extra - Code Summer5

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

Quest Maille Quik-Dry Braguette - Underwear - Men's

-5% Extra - Code Summer5

SaxxQuest Maille Quik-Dry Braguette - Underwear - Men'sCHF 33,00VAT and custom duties included

Vibe Xtra 2-Pack - Underwear - Men's

-5% Extra - Code Summer5

SaxxVibe Xtra 2-Pack - Underwear - Men'sCHF 61,00VAT and custom duties included

Vibe Xtra Super Soft - Underwear - Men's

-5% Extra - Code Summer5

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

Quest Maille Quik-Dry Braguette 2-Pack - Underwear - Men's

-5% Extra - Code Summer5

SaxxQuest Maille Quik-Dry Braguette 2-Pack - Underwear - Men'sCHF 59,00VAT and custom duties included

Vibe Xtra 2-Pack - Underwear - Men's

-5% Extra - Code Summer5

SaxxVibe Xtra 2-Pack - Underwear - Men'sCHF 61,00VAT and custom duties included

Vibe Xtra Super Soft - Underwear - Men's

-5% Extra - Code Summer5

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

Multi-Sport Mesh - Underwear - Men's

-5% Extra - Code Summer5

SaxxMulti-Sport Mesh - Underwear - Men'sCHF 28,00VAT and custom duties included

Daytripper Comfort Stretch Boxer Brief Fly - Underwear - Men's

-5% Extra - Code Summer5

SaxxDaytripper Comfort Stretch Boxer Brief Fly - Underwear - Men'sCHF 28,00VAT and custom duties included

Droptemp Cooling Cotton Boxer Brief Fly - Underwear - Men's

-5% Extra - Code Summer5

SaxxDroptemp Cooling Cotton Boxer Brief Fly - Underwear - Men'sCHF 34,00VAT and custom duties included

Daytripper Comfort Stretch Boxer Brief Fly - Underwear - Men's

-5% Extra - Code Summer5

SaxxDaytripper Comfort Stretch Boxer Brief Fly - Underwear - Men'sCHF 28,00VAT and custom duties included

Essential Cotton Boxer Brief Fly - Underwear - Men's

-5% Extra - Code Summer5

SaxxEssential Cotton Boxer Brief Fly - Underwear - Men'sCHF 23,00VAT and custom duties included

Smooth Flex Light Compression Boxer Brief - Underwear - Men's

-5% Extra - Code Summer5

SaxxSmooth Flex Light Compression Boxer Brief - Underwear - Men'sCHF 37,00VAT and custom duties included

Daytripper Comfort Stretch Boxer Brief Fly - Underwear - Men's

-5% Extra - Code Summer5

SaxxDaytripper Comfort Stretch Boxer Brief Fly - Underwear - Men'sCHF 28,00VAT and custom duties included

Sonic Hoody - Base layer - Men's

-5% Extra - Code Summer5

RabSonic Hoody - Base layer - Men'sCHF 60,00VAT and custom duties included

Sonic Boxers - Underwear - Men's

-5% Extra - Code Summer5

RabSonic Boxers - Underwear - Men'sCHF 35,00VAT and custom duties included

Sonic LS Zip - Base layer - Men's

-5% Extra - Code Summer5

RabSonic LS Zip - Base layer - Men'sCHF 55,00VAT and custom duties included

Sonic LS Zip - Base layer - Men's

-5% Extra - Code Summer5

RabSonic LS Zip - Base layer - Men'sCHF 55,00VAT and custom duties included

Sonic Hoody - Base layer - Men's

-5% Extra - Code Summer5

RabSonic Hoody - Base layer - Men'sCHF 60,00VAT and custom duties included

Sonic LS Zip - Base layer - Men's

-5% Extra - Code Summer5

RabSonic LS Zip - Base layer - Men'sCHF 55,00VAT and custom duties included

Sonic LS Zip - Base layer - Men's

-5% Extra - Code Summer5

RabSonic LS Zip - Base layer - Men'sCHF 55,00VAT and custom duties included

Boxer Evo Light - Underwear - Men's

-5% Extra - Code Summer5

BV SportBoxer Evo Light - Underwear - Men'sCHF 35,00VAT and custom duties included

Boxer R-Tech V2 - Underwear - Men's

-5% Extra - Code Summer5

BV SportBoxer R-Tech V2 - Underwear - Men'sCHF 35,00VAT and custom duties included

1
...
4
5
6
7
8
9
10
...
13

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

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

Our commitments

Our Footprint
Second hand
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 2026
Legal Notice
Terms of Use
Privacy Policy & Data Tracking
Data preferences

More adventures

Hardloop International