Smartwool Intraknit All-Season Merino Base Layer – Men's gender-women 70% recycled polyester) holds warmth

70% recycled polyester) holds warmth even when things get wet

Modern comfortable fit

the Eisenhower is a hardworking insulated layer that won't slow you down

Lightweight enough to layer under a wind shell or wear solo when temps climb

the rabbit Sunset Splitz features a minimal 2

Smartwool Intraknit All-Season Merino Base Layer – Men's gender-women 70% recycled polyester) holds warmthBuilt for high output days in unpredictable conditions, the Intraknit All Season is our top merino base layer pick for serious outdoor athletes. Smartwool's Intraknit construction places mesh ventilation exactly where you run hot, so airflow goes where you need it without sacrificing coverage. Merino's natural odor resistance means you can wear it hard, pack it light, and skip the mid trip laundry. Intraknit construction places targeted mesh