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This season’s standouts.

BlackStrap Merino Hood Balaclava #color_alpine-obsidian

Premium Merino, breathable warmth.

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Hood Balaclava | Solids BlackStrap Black #color_black

Low-profile, helmet-ready fit.

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BlackStrap Mens Caldera Fleece Pant #color_inprint ash
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BlackStrap Women's Caldera Sherpa Fleece Half Snap Pullover #color_inprint ash
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Expedition Hood Balaclava | Prints BlackStrap Pangea White #color_pangea white

Maximum warmth, storm-ready.

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Men's Skyliner All-Season Base Layer Crewneck BlackStrap #color_badlands deschutes
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BlackStrap Women's Skyliner Baselayer Crewneck Long Sleeve #color_ocelot dusk
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Big Kids' Evolver Base Layer Crewneck

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Best SellerNew Colors
Sale price$39.99
In stock
Color: Badlands Deschutes
Size: S

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Free Shipping for orders $75+

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Free 30-day return guarantee.

Between growth spurts and back-to-back activities, tweens need a base layer that adapts just as fast as they do. The Evolver Crewneck is designed for the in-between years with stretch, breathability, and softness that keep up from morning bus stops to weekend mountain missions.

Product Features

Built to Flex and Grow:
4-way stretch and underarm gussets support changing bodies and constant motion

Keeps Them Dry, Not Damp:
Moisture-wicking and breathable so they stay warm without overheating

Smooth Fit, Soft Feel:
Flatlock seams and raglan sleeves eliminate rubbing and bunching under layers

Odor Control for Extra Mileage:
Odor-resistant and machine washable—because repeat wears are real life

All-Season Protection:
UPF fabric keeps skin covered when the sun’s out, even in the snow

Tech Specs + Care

Fabric Content:
88% Polyester / 12% Spandex - 180GSM

Fit:
Slim Fit
Sits close to the body for easy layering, reduced bulk, and unrestricted movement

Country of Origin:
Indonesia

Warranty:
One year warranty

Care:
Machine wash cold delicate with like colors or hand wash. Air dry when possible or tumble dry low. No bleach, no softeners, no harsh detergents. Avoid washing with outerwear that has velcro.

Free Shipping + Returns
Free US Domestic Shipping For Orders Over $75.

All orders ship straight from our HQ in Bend, Oregon. We get most orders out the door within two business days, and if you place your order by 10 AM PST (Mon–Fri), it usually ships the same day.

We offer flat-rate economy, standard and express shipping—pick the option that fits your adventure timeline best. See Rates.

Free Returns & Exchanges

We stand behind the gear we make.

  • Free U.S. returns & exchanges within 30 days.
  • Quick & easy self-serve returns portal.
  • Final Sale items are non-returnable.
  • International orders not eligible (yet!).
Big Kids' Evolver Crewneck Long Sleeve BlackStrap #color_badlands deschutes
Big Kids' Evolver Base Layer CrewneckBadlands Deschutes / S Sale price$39.99

All-day warmth for the in-between years.

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Thermal Regulation

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Moisture Wicking

4 way ultra stretch benefit icon

Ultra Stretch

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Soft Touch

odor fighting benefit icon

Odor Fighting

thermal regulation benefit icon

Thermal Regulation

moisture wicking benefit icon

Moisture Wicking

4 way ultra stretch benefit icon

Ultra Stretch

soft touch benefit icon

Soft Touch

odor fighting benefit icon

Odor Fighting