Outdoor Research Alpine Onset Merino 150 T-Shirt - Men's

The men's Outdoor Research Alpine Onset Merino 150 T-Shirt is a versatile baselayer for activities year-round. Its super soft and breathable fabric combines recycled polyester, merino wool, and a touch of elastane for quick-drying, temperature-regulating, and stretch performance — plus it's naturally anti-odor. With a UPF 30 rating, this merino tee protects you from the sun's harmful ways and a flat-seam construction means no chafing. Whether worn alone on a spring trail run or layered under a technical fleece while mountain biking on a crisp fall day, the Outdoor Research Alpine Onset Merino 150 T-Shirt ensures your comfort.