The Adrenaline Collection - Ultra Light Merino Wool – CTR Outdoors

ADRENALINE | COMPLETE MERINO WOOL BASE LAYER

Staying warm and comfortable through natural Merino Wool fibers is the driving factor in this performance base layer collection.

Whether it be in a AirKnit, 4 way stretch seamless knit or with a Dri-Release base layer - superior moisture management, odor control and lightweight materials keeps you comfortable in all conditions.

What our customers say

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Sarah J

March 15, 2024

Timeout is super lightweight. Didn’t even feel it on my head!

Verified Purchase

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Ethan M

March 12, 2025

I’ve worn a lot of trail hats over the years, but the Altitude Forester hits the sweet spot. It’s rugged, breathes well, and the brim holds shape even after getting soaked on a backcountry trip. The cinch cord actually stays put too. No mid-hike adjustments.

Verified Purchase

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Emma D

April 10, 2024

Bought the Wanderlust Trucker. Fits perfectly and the breathable fabric makes it ideal for long hikes.

Verified Purchase

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Jill T

October 5, 2024

Got the Summit Cap for tennis dries fast and doesn’t overheat. Total win.

Verified Purchase

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Chris R

April 30. 2024

The fit and feel of the tech trucker are unmatched. Great for trail running.

Verified Purchase

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Sustainably Made

Every CTR style made with respect for the planet, using certified recycled materials and minimal packaging.

Free & Fast Shipping Available

No extra costs. No stress. Just dependable shipping that gets your gear where it needs to go — free on most orders, and handled with care.

Easy Returns

Whether it’s size, style, or just not what you expected , we make returns simple, straightforward, and stress-free. Check out Return requirement's here.