Skip to content

Men's Base Layers

Men’s high-performance base layers designed for optimum insulation and moisture-wicking ability. Available in both merino wool and the latest Polartec...

Scroll

FAQ'S

A base layer is one of the most comfortable pieces you can wear for active outdoor pursuits from hiking to climbing.
A base layer should be fairly fitted to enable it to be worn under a mid and/or outer layer.
It is designed to wick moisture away from the body during periods of physical exertion. Choose from either natural fibres like merino wool or synthetic alternatives for added stretch and durability.
Yes, you can wear something underneath base layers—but whether you should depends on the activity, comfort level, and the type of base layer you’re using.

worldwide shipping

Overwatch Warranty

Split Payment Options*

Free Exchanges & Easy Returns

Drag

Your basket

UPDATE

Fall back text...

Men's Base Layers

Men’s high-performance base layers designed for optimum insulation and moisture-wicking ability. Available in both merino wool and the latest Polartec fabrics, including long and short-sleeved tops and leggings. Our wide selection features zip-neck options, seamless construction, and coordinated sets that work together as complete layering systems for maximum thermal efficiency and comfort.

The foundation of any effective layering system begins with superior base layers that deliver uncompromising performance when conditions demand excellence. Our comprehensive collection represents the pinnacle of thermal underwear engineering, designed for those who understand that proper base layer selection can make the difference between comfort and misery during extended outdoor pursuits.

Engineered for warmth and comfort in the most demanding conditions, our base layers deliver thermal insulation, breathable performance, and lightweight construction that excels during skiing, running, hiking, trekking, and cold-weather pursuits. Each piece undergoes rigorous testing to ensure reliable performance across diverse activities and temperature ranges, from dawn patrol ski tours to multi-day trekking expeditions where kit failure isn’t an option.

The Stealth Seamless Base Layer represents the evolution of base layer technology, featuring advanced seamless construction that eliminates chafing and pressure points during extended wear. This high-performance piece provides superior moisture-wicking properties while maintaining the incredibly comfortable fit needed to wear under other garments without bulk or restriction. The seamless design ensures smooth integration with mid layers and outer shells, creating layering systems that move naturally with your body during technical activities.

For versatile temperature regulation across changing conditions, our Oryon Delta T-Shirt combines innovative Polartec fabric technology with a convenient zip-neck design that allows precise ventilation control during high-intensity activities. This windproof and breathable base layer features advanced fabric construction that manages moisture while providing thermal insulation, making it ideal for skiing ascents where you transition between high-output climbing and static descents. The zip-neck design adapts seamlessly beneath mid layers and outer shells, ensuring optimal comfort whether you’re tackling demanding trail runs or navigating technical alpine terrain.

The lightweight construction of our base layer collection ensures you’re not carrying unnecessary weight while still receiving maximum thermal protection. Whether you’re pursuing high-altitude skiing objectives, tackling demanding running routes, or embarking on extended hiking expeditions, these base layers provide the insulated foundation needed for success without the bulk that restricts movement or compromises layering efficiency.

Our waterproof and windproof outer layer compatibility ensures these base layers integrate perfectly with complete weather protection systems. The breathable fabrics prevent moisture buildup that can compromise thermal efficiency, while the comfortable construction ensures you can wear these pieces for extended periods without discomfort or restriction.

From short-sleeved options for moderate conditions to long-sleeved coverage for extreme cold, from leggings that provide lower body thermal protection to complete sets that offer comprehensive coverage, our base layer collection adapts to your specific needs while maintaining the performance standards that serious outdoor pursuits demand.

Whether you’re facing arctic conditions during winter mountaineering, managing temperature regulation during high-intensity trail running, or simply ensuring comfort during cold-weather hiking and trekking adventures, our men’s high-performance base layers provide the thermal foundation that allows you to focus on your objectives rather than your comfort.

Close Menu