Foundation

The first layer. Merino for every range.

Foundation — Spring 2026

Everything starts with the right base.

FOUNDATION is pure merino — temperature-regulating, odor-resistant, and soft enough to wear against skin for days. Designed to move with your body whether you're three pitches up or three floors from the office.

9 products
Foundation FOUNDATION Baselayer Top — Obsidian
FOUNDATION Baselayer Top
$285
Foundation FOUNDATION Baselayer Bottom — Obsidian
FOUNDATION Baselayer Bottom
$225
Foundation FOUNDATION Merino Tank — Obsidian
FOUNDATION Merino Tank
$145
Foundation FOUNDATION Merino Crew — Obsidian
FOUNDATION Merino Crew
$195
Foundation FOUNDATION Merino Sock — Obsidian
FOUNDATION Merino Sock
$55
Foundation FOUNDATION Baselayer Top — Detail
FOUNDATION Merino Zip Neck
$310
Foundation FOUNDATION Baselayer Bottom — Detail
FOUNDATION Merino Tight
$245
Foundation in the field
Foundation — Field Notes

The layer no one sees does the most work.

Merino wool sourced from New Zealand high-country farms. Temperature-regulating from -15°C to 20°C. Soft enough to wear for three days straight. The FOUNDATION system is what makes every other layer perform.

Read the foundation notes
Foundation in the city
Foundation — Urban

The mountain starts at your desk.

Shop Baselayer Top

"Engineered for altitude. Designed for life."

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