Men's Merino 200 Oasis Long Sleeve Crewe Thermal Top

Men's Merino 200 Oasis Long Sleeve Crewe Thermal Top - View 3

Men's Merino 200 Oasis Long Sleeve Crewe Thermal Top - View 4

Men's Merino 200 Oasis Long Sleeve Crewe Thermal Top - View 5

Men's Merino 200 Oasis Long Sleeve Crewe Thermal Top - View 6

$84 ~~$120~~ In stock

Setting the standard for all others to follow, the 200 Oasis Long Sleeve Crew is icebreaker's best-selling base layer—a versatile active top for year-round layering and everyday comfort.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

George U. ★★★★★ Oct 19, 2026

Wore this on a chilly morning hike and forgot I had it on by the second mile — the merino kept me warm without any itch or overheating. It's become my go-to for layering under a shell, and the crew neck sits just right under everything.

Isabella U. ★★★★★ Oct 18, 2026

The fabric moves with me perfectly during hikes and doesn't get that clammy feeling when I work up a sweat. It layers nicely under a flannel without adding too much bulk.

Joseph ★★★★★ Oct 13, 2026

Wore this under a shell for a cold morning hike and stayed dry the whole time, no clammy feeling at all. The merino is soft against my neck, which usually itches with other base layers. Washed it four times already and it hasn't pilled or shrunk.