The Merino fabric of Icebreaker's Atlas 150 short sleeve shirt makes one of the best combat baselayer shirts for hot, dry climates. Extremely breathable and wicking, Merino wool also has the unique No Melt, No Drip qualities that make it so useful to the modern soldier. When exposed to heat and flame, merino is self-extinguishing so its benefits against the skin of the modern soldier are obvious. The Atlas 150 weight shirt also layers very well under other layers, armor and chest rigs so as to prevent chafing, increase comfort all while performing its job as a wicking baselayer. Learn more about the advantages of Merino fabric.

The Icebreaker Tech T Lite Men's Shirt is the best t-shirt in the world. It only takes a day of wear to realize it's worth every penny. Soft, breathable and so comfortable.

An ideal athletic fit to the Atlas top makes this a baselayer with little equal. With Merino's ability to wick moisture, breathe, and keep you comfortable in a variety of warm and cold weather--all without the funk of traditional synthetic baselayers, there's just no reason not to wear an Icebreaker top.

The Icebreaker Men's 150 Crewe is a 150 gram Merino wool long sleeve crew. A small amount of Lycra gives this warm crewe a close, comfortable fit. The Men's 150 Crewe is perfect as a stand alone piece or a warm inner layer. If you haven't tried Merino Wool - trust us - you'll love the way it feels. Fits close to body.

The Icebreaker Men's Tech T Lite Alps is a classic short sleeve tee with a printed interpretation of te New Zealand's Southern Alps on the chest. The Men's Tech T Lite is very versatile and should be in every bag you pack. The author of this description has enjoyed his over the past 6 years. Enjoy! Slim fit.

This Icebreaker TechT Lite Men's Shirt features a rad illustration of a bike with log wheels - those crazy Kiwis. It only takes a day of wear to realize it's worth every penny.

Icebreaker TechT Lite Men's Shirt features an abstract and somewhat Zen design reminiscent of a winter pine standing in the snow. Soft, breathable and so comfortable.

The Icebreaker Tech T Lite Men's Shirt features a line art illustration of sharp New Zealand peaks. Soft, breathable and so comfortable.

Icebreaker's Oasis Crew is an ideal long sleeve baselayer that fits well under any shell or mid layer. With close athletic fit, this is an ideal top that breathes extraordinarily well and wicks moisture, too. Whether it's a warm, dry climate or cold and clammy you can expect only the best performance from the Oasis Crew.