The ZoneKnit Merino Ultralight Long-Sleeve Thermal Top is your go-to base layer for all outdoor adventures. Crafted from a unique Cool-Lite™ fabric blend, this shirt actively manages body temperature while keeping you comfortable in any weather.
- Innovative ZoneKnit™ Technology: Body-mapping design ensures breathability and temperature regulation during high-intensity activities.
- Comfortable Fit: Raglan sleeves and gusseted underarms enhance mobility, making it ideal for sports.
- Thoughtful Details: Thumb slits keep sleeves secure, while flatlock seams minimize friction for added comfort.
With 60% TENCEL lyocell and 40% merino wool, this thermal top is not only ultralight but also sustainable, adhering to the ZQ Standard. If you encounter any issues, Icebreaker guarantees a replacement within one year of purchase due to faulty materials or manufacturing.
Joseph Robinson (verified owner) –
I’ve tried many thermal tops for men’s activities, but this one is by far the best. It keeps me warm without feeling heavy!
Erin Rogers (verified owner) –
The fit is perfect for hiking, and the fabric is incredibly breathable. Definitely a top choice for outdoor adventures.
Amy Zimmerman (verified owner) –
I love the thumbholes on this thermal top! It’s lightweight and great for layering, making it my go-to for every season.