Skip to main content

Free shipping on 100 €

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

(850)

Sort by

850 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

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

Karpos

La Sportiva

Maap

Maloja

Mammut

Millet

Mizuno

Mons Royale

Mountain Hardwear

Musto

Northwave

Oakley

Ortovox

Outdoor Research

Oxbow

PAG Neckwear

Patagonia

Poc

Protest

Quiksilver

Rab

Roa Hiking

Rossignol

Saxx

Scott

Smartwool

Sportful

The North Face

Vaude

Woolpower

X-Bionic

Zoggs

0€ - 25€

25€ - 50€

50€ - 75€

75€ - 100€

100€ - 125€

125€ - 150€

Climbing

Running

Trekking

Travel

Mountaineering

Cyclotourism

Fair Wear Foundation

Green Shape

Grüner Knopf

Ecomaterial

Re-Source

Origine Européenne Garantie

T-shirt

Technical jersey

Débardeur

Boxer shorts

Thermal jersey

Collant thermique

0% - 10%

10% - 20%

20% - 30%

30% - 40%

40% - 50%

+ 50%

Yes

No

Short

Sleeveless

Long

Polygiene®

Polygiene® / Polartec®

Polartec® Power Grid

Polartech Powerstretch Pro

HeiQ Fresh

lifa® stay warm

Sort by

Heatloop Shirt LS - Base layer - Men's

-5% Extra - Code Peak5

X-BionicHeatloop Shirt LS - Base layer - Men's

Heatloop Shirt LS - Base layer - Men's

-5% Extra - Code Peak5

X-BionicHeatloop Shirt LS - Base layer - Men's

Heatloop Pants - Base layer - Men's

-5% Extra - Code Peak5

X-BionicHeatloop Pants - Base layer - Men's

Heatloop Pants - Base layer - Men's

-5% Extra - Code Peak5

X-BionicHeatloop Pants - Base layer - Men's

Mightywool Pants - Base layer - Men's

-5% Extra - Code Peak5

X-BionicMightywool Pants - Base layer - Men's

Mightywool Pants 3/4 - Base layer - Men's

-5% Extra - Code Peak5

X-BionicMightywool Pants 3/4 - Base layer - Men's

Symbio Merino Pants 3/4 - Base layer - Men's

-5% Extra - Code Peak5

X-BionicSymbio Merino Pants 3/4 - Base layer - Men's

Symbio Merino Pants - Base layer - Men's

-5% Extra - Code Peak5

X-BionicSymbio Merino Pants - Base layer - Men's

Symbio Merino Shirt LS - Base layer - Men's

-5% Extra - Code Peak5

X-BionicSymbio Merino Shirt LS - Base layer - Men's

Wool30 Fuse Longsleeve - Base layer - Men's

La SportivaWool30 Fuse Longsleeve - Base layer - Men's

1
...
10
12
13
14
15

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

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

Hardloop

Who are we?
HardGuides

Our commitments

Second hand
HardGreen selection

Logistics partner

100% secured payment system

Easy Online Shopping

Free delivery from 100 €
100 Days refund policy

© Hardloop 2026
Legal Notice
Terms of Use
Privacy Policy & Data Tracking
Data preferences

More adventures

Hardloop International