Already a classic in Icebreaker's relatively young line, the Original Zip Pullover debuted in 1995 and has been a Merino baselayer staple for mountain men across the world. And the 100% Pure Merino Sport320 fabric means you'll have the warmest baselayer anywhere.

There's a reason that Icebreaker's Bodyfit 260 Long Sleeve is a best-selling classic year after year. The 200 weight 100% Pure Merino is light enough to be worn alone on long haul runs or during fluid full day climbing ascents. But it's equally adept as a heavier baselayer in colder conditions. With a close to body fit, the Icebreaker Bodyfit 260 Crew is a long sleeve dream shirt for any man.

Weather deteriorating fast and the pitch ahead looking dubious? You can at least take solace in the warmth of this zip-neck.

The Icebreaker Men's 260 Crewe is a great do-everything piece. Featuring all the best properties of Merino Wool, the Men's 260 Crewe is odor resistant, fast drying and has a great next-to-skin feel - that's right NO ITCH. A close fit and non-chaffing flatlock stiching make this a great winter travel piece. Fits close to the body.

With a close to the body fit, the Oasis Crew from Icebreaker should be one of the elemental baselayers in any active outdoorsman's clothing drawer. Resistant to odor and excellent breathability make Icebreaker's Oasis Crew Long Sleeve Shirt versatile--worn alone or as part of an active layering system. Features include gusseted underarms, flatlock stitching, and forward side seams to avoid chafing under pack straps.

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.

The Icebreaker Men's Oasis Crew longsleeve shirt is a 200 weight Merino crew. A go to layering option, the Men's Oasis Crew feels great on your skin, it's odor resistant and small details - like flatlock seams - make it comfortable for when you're carrying a heavy pack. Slim fit.

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.