Smartwool Classic Thermal Merino Base Layer 1/4 Zip – Men's

Smartwool Classic Thermal Merino Base Layer 1/4 Zip – Men'sBuilt for cold weather output hiking, hunting, or moving fast in the backcountry this midweight merino base layer handles the full range of Southern winters. Merino wool regulates temperature naturally and resists odor through multi day wear, so you stay fresh without extra weight. The 1 4 zip lets you dump heat fast when the climb gets steep. Midweight merino wool construction balances warmth and breathability across a wide range of cold weather

athletic silhouette

lighter footprint overall

and bio based MIZUNO ENERZY (FOAM)

Made from recycled polyester with Fair Trade Certified sewn construction

responsive feel

Built for wet trails and technical terrain

not the sock

Our FlexVent™ suspension system features a flexible yoke built from custom injection-molded shoulder straps

Medium Gray

coziest option for lounging or low-key active days

Cushioning:

Lightweight EVA foam midsole delivers stability and lasting comfort