Men's Long Sleeve Shirts

Soft, comfortable and versatile for a wide variety of active pursuits, the Merino 125 Cool-Lite™ Sphere III Long Sleeve Tee features our lightweigh...

Made with 100% merino wool, the Waypoint Long Sleeve Half Zip is a breathable, comfortable and warm merino sweater designed for casual winter warmt...

Icebreaker's technical, cold-weather base layer top for highly aerobic days, the 260 Zone Long Sleeve Crewe features zoned ventilation panels for ...

The evolution of the pullover top that started it all, the Original Long Sleeve Half Zip features 100% natural merino wool that’s ideal for travel ...

Our versatile 100% merino wool base layer top with a classic zip-neck design, the 200 Oasis Long Sleeve Half Zip combines casual comfort with techn...

An ultralight merino base layer top designed to help regulate body temperature during high-intensity activity, the 125 ZoneKnit™ Long Sleeve Crewe ...

Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is our best-selling base layer top.

A warmer, midweight version of our best-selling Oasis, the 260 Tech Long Sleeve Half Zip is a go-to piece for winter layering, made with 100% merin...