Thermal underwear

Insulating base layers for days when warmth is a must.

Shop by warmth

Warm

Merino 200 Base Layer Half-Zip

$110.00

Autumn 26

%%+ 4

Active Warm Base Layer Top

$65.00

Autumn 26

Active Warm Base Layer High Neck

$75.00

Autumn 26

Active Warm 80th Anniversary Base Layer Top

$65.00

Autumn 26

Active Warm X Frozen Lake Base Layer Top

$70.00

Autumn 26

Active X-Warm Base Layer Top

$80.00

Autumn 26

Active X-Warm Base Layer Half-Zip

$90.00

Autumn 26

Merino 200 80th Anniversary Base Layer Top

$105.00

Autumn 26

Active Warm Base Layer Half-Zip

$75.00

X-Warm

Merino 260 Base Layer Top

$125.00

X-Warm

Merino 260 Base Layer Half-Zip

$135.00

X-Warm

Merino 260 Base Layer Bottoms

$125.00

Warm

Merino 200 Base Layer 3/4 Bottoms

$90.00

Autumn 26

%%+ 5

Active Warm Base Layer Bottoms

$65.00

Autumn 26

%%%%+ 1

Active Warm Special Set Base Layer Set

$120.00

Autumn 26

Active Warm 80th Anniversary Base Layer Bottoms

$65.00

Autumn 26

Merino 200 80th Anniversary Base Layer Bottoms

$105.00

Autumn 26

Active X-Warm Base Layer Bottoms

$80.00

Autumn 26

Active Warm X Frozen Lake Base Layer Bottoms

$70.00

Showing 19 of 19

Fast Shipping

Within 6-10 business days with UPS WE

30 day returns

Didn’t fit? Return it.

Engineered in Switzerland

Knitted in Norway