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Outdoor Apparel
Underwear for Hiking & Climbing

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Underwear for Hiking & Climbing

11 products

Showing 1 - 11 of 11 products

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Save 35%

Saxx Sport Mesh Mens Boxer Fly Brief 1 Colour Graphite

Saxx Sport Mesh Mens Boxer Fly Brief 1 Colour Black

SAXX SAXX Sport Mesh Mens Boxer Fly Brief

Graphite +4

Black +3

Cherry +2

Sunset Red +1

Sale priceFrom $22.72 Regular price$34.95

In stock

Save 35%

Saxx Kinetic Hd Light Compression Mesh Boxer Brief Colour City Blue

Saxx Kinetic Hd Light Compression Mesh Boxer Brief Colour Cargo Grey

SAXX SAXX Kinetic HD Light-Compression Mesh Boxer Brief

City Blue +4

Navy/City Blue +3

Black/Vermillion +2

Cargo Grey +1

Sale priceFrom $35.72 Regular price$54.95

In stock

Save 20%

Icebreaker Merino 150 Anatomica Mens Boxers Colour Blaze

Icebreaker Merino 150 Anatomica Mens Boxers

Icebreaker Icebreaker Merino 150 Anatomica Mens Boxers

Blaze +2

Plume +1

Sale price$55.99 Regular price$69.99

In stock

Save 15%

Icebreaker Siren Hipkini Womans Briefs

Icebreaker Siren Hipkini Womans Briefs

Icebreaker Icebreaker Siren Hipkini Womans Briefs

Black +1

Sale price$46.74 Regular price$54.99

In stock

Save 20%

XTM Adventure 170 Merino Womens Boyleg Briefs

XTM Adventure 170 Merino Womens Boyleg Briefs

XTM XTM Adventure 170 Merino Womens Boyleg Briefs

Black +1

Sale price$39.99 Regular price$49.99

In stock

Save 15%

Icebreaker 125 Merino Blend 125 Zoneknit Boxers Colour Carob

Icebreaker Merino Blend 125 ZoneKnit Boxers

Icebreaker Icebreaker Merino Blend 125 ZoneKnit Boxers

Carob +1

Sale price$76.49 Regular price$89.99

In stock

Save 20%

Outdoor Research Echo Boxer Brief Colour Black

Outdoor Research Outdoor Research Echo Boxer Brief

Black +1

Sale price$39.96 Regular price$49.95

In stock

Save 15%

Icebreaker Merino Blend 125 ZoneKnit Mens Boxers Colour Topaz

Icebreaker Merino Blend 125 ZoneKnit Mens Boxers

Icebreaker Icebreaker Merino Blend 125 ZoneKnit Mens Boxers

Topaz +1

Sale price$76.49 Regular price$89.99

In stock

Save 20%

Icebreaker Merino Blend 125 Cool-Lite Anatomica Mens Boxers Colour Gritstone Heather

Icebreaker Merino Blend 125 Cool-Lite Anatomica Mens Boxers

Icebreaker Icebreaker Merino Blend 125 Cool-Lite Anatomica Mens Boxers

Gritstone Heather +1

Sale price$59.99 Regular price$74.99

In stock

Save 20%

XTM Adventure 170 Merino Mens Boxers

XTM Adventure 170 Merino Mens Boxers

XTM XTM Adventure 170 Merino Mens Boxers

Black +1

Sale price$39.99 Regular price$49.99

In stock

OUTLETSave 60%

prAna Thelma Womens Bra Colour Steel Blue

prAna prAna Thelma Womens Bra

Steel Blue +1

Sale price$39.98 Regular price$99.95

In stock

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Apparel - Underwear (11)

XS (2)
S (7)
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XL (8)
XXL (6)
W 8 (1)
W 10 (1)
W 12 (1)
W 14 (1)
W 16 (1)
W L (2)
W M (1)
W S (1)
W XL (1)
W XS (1)

Women (3)
Men (8)

Icebreaker (5)
Outdoor Research (1)
prAna (1)
SAXX (2)
XTM (2)

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Yes (11)

The locally owned and run K2 Base Camp has been helping adventurers experience, explore and succeed for over 30 years with quality gear and passionate team. The K2 team are genuine outdoor enthusiasts – people “who live it, breathe it, talk it, and know it inside out”. From its faithful perch on Wickham Street, Fortitude Valley, K2 has become a Brisbane institution for those at home in the outdoors, local adventure-seekers and a myriad of backpackers and explorers alike.

140 Wickham Street, Fortitude Valley, 4006 Brisbane QLD Australia

07 3854 1340

CHRISTMAS STORE HOURS:
TUE 23/12/2025 | 9:30 - 17:30
WED (CHRISTMAS EVE) 24/12/2025 | 9:30 - 17:30
THU (CHRISTMAS DAY) 25/12/2025 | CLOSED
FRI (BOXING DAY) 26/12/2025 | 10:00 - 17:00
SAT 27/12/2025 | 09:00 - 17:00
SUN 28/12/2025 | 10:00 - 16:00
MON 29/12/2025 | 9:30 - 17:30
TUE 30/12/2025 | 9:30 - 17:30
WED (NEW YEAR’S EVE) 31/12/2025 | 9:30 - 17:30
THU (NEW YEAR’S DAY) 01/01/2026 | CLOSED

Store Hours (Exc. Public Holidays)

Mon-Fri: 9:30 - 17:30

Sat: 9:00 - 17:00

Sun: 10:00 - 16:00

Frequently Asked Questions
Size Charts & Fit Guides
Contact Us
Hiking Checklists & Gear Guides
K2 Adventure Ambassadors
Blog
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K2 Base Camp acknowledges the Turrbal and Jagera people, the Traditional Owners of the lands and waters of Meanjin. We pay our respects to their elders past and present, and recognise the enduring spiritual connection of the Turrbal and Jagera people to the Country in which we work.

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