Elevate your cold-weather gear with the SummitPro Merino Quarter-Zip Base Layer for Men. Made from 100% responsibly sourced merino wool, this thermal essential is engineered to wick moisture, regulate body temperature, and resist odor during all-day wear. Whether you’re skiing steep slopes or hiking chilly ridgelines, the slim fit and interlock knit construction keep you moving comfortably.
- Flatlock seams and offset shoulders reduce chafing during dynamic movement
- Wraparound side seams and 10-inch center zipper offer an athletic fit and functionality
- Midweight fabric with long sleeves to layer effortlessly under gear
Learn how to maintain merino wool base layers to keep them looking and performing like new.
William Rogers (verified owner) –
I bought this to wear under my ski jacket and it’s easily the best thermal shirt for skiing I’ve owned.
Anne Young (verified owner) –
I read a few men’s quarter-zip base layer reviews before buying—this one definitely deserves the hype. Superb fit and breathability.
Beth Woods (verified owner) –
Wasn’t sure about merino wool at first, but now I get it. It’s warm, light, and doesn’t smell after all-day hikes. Fantastic value for cheap merino wool activewear.