Apparel that fits—from trail to travel

Odor-fighting. Comfort-first. Built with heart.

Find your next favorite layer

New season, New look for you

Crisp mornings, snowy trails, and cozy evenings call for gear that feels as good as it looks. Our latest accessories are designed to keep you warm, comfortable, and ready no matter where your adventures take you.

From the Merino Wool Lined Headband that keeps ears toasty without bulk, to the Go All Winter Hat that’s soft, warm, and ready for every outing, to the Mountain V Neck Gaiters and Fleece Warmers that pull your whole look together — these pieces are made to keep your temperature centered every season and every adventure.

Check out the collection

Equiping you with the best base layer for multi-day trips

For your comfort, we offer fit options for your body shape, super soft fabrics, and odor resistance. Our custom STERLING™ fabric collection features versatile quick drying styles with sun protection and anti-odor functionality thanks to real silver in the fibers of the fabric. Our goal is comfort all day on the trail and all night in camp, or wherever your adventure takes you. Made in the USA.

Elevating Merino Wool

Soft, luxurious, and naturally odor-resistant, our Merino Wool base layers combine ethically sourced wool with recycled nylon – for premium comfort on your skin and durability against the elements.

Helpful resources for hiking, camping, and more.

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We’re Hitting the Road: Join Us in Seattle for the Treasure Tour!

We’re Hitting the Road: Join Us in Seattle for the Treasure Tour!

AF Crew
We’ve got big news—Alpine Fit is going on tour! 🎉 On October 1st, we’re teaming up with our friends at Shop Youer for the very first stop of their ...
Treeline Review Turns 7 – And We’re Celebrating With Them!

Treeline Review Turns 7 – And We’re Celebrating With Them!

Jennifer Loofbourrow
Our friends at Treeline Review are celebrating their 7th birthday, and we couldn’t be more excited to join the party! To mark the occasion, they’ve...
It’s here: the Men’s Hooded Treeline Long Sleeve you’ve been waiting for

It’s here: the Men’s Hooded Treeline Long Sleeve you’ve been waiting for

AF Crew
Your New Adventure Layer Just Dropped Built for trail days, travel, and everything in between, the Men’s Hooded Treeline Long Sleeve is here. This ...