Baselayer

A highly insulating, highly breathable boxer brief. OMM says:  Lighweight thermal underwear, constructed from Primaloft ACTIVE 75g to give warmth whilst offer air permeability when active. Our...

An excellent option when heat management and comfort are your top priorities. OMM says:  A sculpted vest for maximum freedom of movement and comfort. Utilising Airflex ultralight 4 way stretch fabric...

Lightweight, super-fast drying technical base layer . OMM says:  Performance tee utilising an ultralight 4 way stretch fabric to create a design that makes it feel like you’re running naked. Fast...

Lightweight, slim fitting boxers built for comfort during high output activity. Montane says:  The Dart Boxers are classic, all-season, all-mountain technical boxers. The 100% recycled APEX ECO...

An ultralight summer baselayer that prioritises breathability, rapid drying and minimal weight. Montane says:  High-performance, breathable base layer that’s 30% lighter than the Dart t-shirt. The...

The SAXX Multi-Sport Mesh Boxer Brief Fly is perfect for hikers. Its 6" No Ride Up Leg prevents bunching and chafing, BallPark Pouch™ PRO offers support and comfort, and Stop Drop Technology™ keeps...

How much insulation value can you expect from a garment that weighs about 80grams? We suspect you'll be surprised. Its an excellent addition to anyone's kitlist for those occasions when a bit more...

UOG TOP PICK: Ultralight, fast-drying, and highly breathable, the Mammut Eiger Nordwand FL Air Mesh Vest delivers efficient warmth with minimal bulk — a top choice for high-output alpine missions...

SAXX Vibe Xtra Boxer Brief Fly: A comfortable and practical choice for hikers. Stop Drop Technology™ addresses post-urination moisture. BallPark Pouch™ enhances comfort and reduces chafing...

Minimal weight for hot, high-output days Rab says:  Designed to dry fast and wick efficiently, this lightweight tee offers maximum comfort and a barely-there feel on mountain runs of any distance...

A featherweight technical tee for hiking, trekking and running Mountain Equipment says:  This ultra-light, high-performance tee delivers exceptional moisture management to keep you cool and dry...

A featherweight technical tee for hiking, trekking and running Mountain Equipment says:  This ultra-light, high-performance tee delivers exceptional moisture management to keep you cool and dry...

An ultralight long-sleeve base layer that prioritises breathability, rapid drying and minimal weight. Montane says:  The Dart Nano T-shirt enhances performance through rapid moisture wicking for...

An ultralight base layer with plenty of use beyond the trail. Patagonia says:  Our lightest and fastest drying baselayer for minimalist warmth management in cool conditions. It wicks and releases...

Airy comfort for faster-paced hiking Rab says:  Bringing a light, airy feel to your fast hikes and mountain runs, this lightweight tech tee dries fast and keeps you cool. Whether you’re running tough...

How much insulation value can you expect from a garment that weighs about 90 grams? We suspect you'll be surprised. Its an excellent addition to anyone's kitlist for those occasions when a bit more...

Lightweight, breathable, and built for the trail, this is a go-to tee for hot days when you need your kit to work with you, not against you. Fjallraven says:  Lightweight short-sleeved t-shirt made...

Breathable, featherlight, and built for movement in the height of summer. Montbell says: Made of the lightest knit t-shirt fabric in Montbell's lineup and designed for intense workouts, high-output...

Lightweight, breathable, and odour-resistant, this technical t-shirt is a reliable go-to for all-season mountain adventures. Montane says:  Classic, recycled technical t-shirt. The Dart T-Shirt is a...

Built for fast movement, with minimal warmth and very little bulk. Patagonia says:  Our lightest and fastest drying baselayer for minimalist warmth management in cool conditions. It wicks and...

The lightest, loosest fit of the Abisko tees, the Day Hike provides maximum breathability and more comfortable fit to increase airflow. It is a lightweight and packable tech tee made from fast-drying...

A midweight technical tee for all mountain use. Mountain Equipment says:  The Ignis Tee is a close-fitting technical tee for working hard in the mountains for the uphill fights, in-a-day pushes,...

A midweight technical tee for all mountain use. Mountain Equipment says:  The Ignis Tee is a close-fitting technical tee for working hard in the mountains for the uphill fights, in-a-day pushes,...

UOG TOP PICK: Lightweight, comfortable and exceptionally versatile, the Patagonia Capilene Cool Daily series is an excellent choice for hiking, travel and everyday active use. A top pick for...

The Outdoor Research Echo Hoodie is an ultralight, multi-season staple, perfect for everything from summer hikes to winter layering. Outdoor Research says:  The Echo Hoodie is built from...

The Core Hoodie is a minimalist piece designed for active insulation. It adds warmth but is highly breathable and focused on wicking moisture and regulating body temperature when exercising. OMM...

Designed with exposed conditions in mind Rab says:  Ideal for covering up and keeping cool in hot, sunny weather, this breathable, technical tee is built with UV-protective Dryflo™ Solar fabric to...

Lightweight long-sleeved coverage for warm conditions and high-output days. Rab says:  Bringing a light, airy feel to your fast hikes and mountain runs, this long sleeve tech tee dries fast and keeps...

Easy coverage for warm-weather hiking Rab says:  From sun-scorched trails to climbing in the heat, this staple, UV-protective tee is built to keep you cool and shield you from harmful rays. When the...

Fast-drying performance with better temperature control Rab says:  Lightweight running zip tee that provides rapid drying, fast wicking, and efficient movement. Built with Dryflo™ Air with odour...

A smooth, fast-drying technical shirt for warm-weather walking and high-output days. Patagonia says:  Our most versatile technical top is designed for use on the trail or on the water: It’s quick...

Easy coverage for warm-weather hiking Rab says:  From sun-scorched trails to climbing in the heat, this staple, UV-protective tee is built to keep you cool and shield you from harmful rays. When the...

UOG TOP PICK: Lightweight, comfortable and exceptionally versatile, the Patagonia Capilene Cool Daily Trail shirt is an excellent choice for hiking, travel and everyday active use. A top pick for...

Better temperature control for changing conditions Rab says:  Bringing a light, airy feel to your fast hikes and mountain runs, this lightweight zip tee dries fast and keeps you cool. Crafted with...

UOG TOP PICK: Lightweight, comfortable and exceptionally versatile, the Patagonia Capilene Cool Daily series is an excellent choice for hiking, travel and everyday active use. A top pick for...

A well-balanced technical tee that keeps pace in hot, active conditions. Turbat says:  The updated series of Hike T-shirts with the lighter and more elastic material, provide better moisture removal...

A minimalist design for cold-weather active insulation. It provides warmth while being highly breathable and focused on wicking moisture and regulating body temperature during exercise. OMM...

Fleece-like warmth in a very light base layer Mountain Equipment says:  High-performance warmth and breathability in a fast-drying baselayer - wear it alone or layer with other Switch pieces for...

UOG TOP PICK:  Light, tough, and highly breathable, the Mammut Eiger Nordwand FL Longsleeve wicks fast, resists odour, and endures pack wear — a top choice for demanding, high-output days in the...

Light, breathable and built for steady movement Rab says:  Layer on cool mornings or throw on for a little extra warmth when a tee won't cut it. This lightweight hoody is made with breathable,...

The OMM Bearing Tee is a technical high wicking baselayer with UV protection. Great for training and every day use due to the high stretch and comfort. OMM says: The Bearing tee uses our coolplus 4...

Quick-drying comfort for cooler days Turbat says:  In the continuation of the Hike Lite series, we are adding the bottom part. Elastic and light material that has proven itself in previous seasons...

A staple in Montane's iconic Dart range, this long-sleeved T-shirt continues to deliver reliable performance and comfort for year-round mountain adventures. Montane says:  The Dart Long Sleeve...

Lightweight, long-sleeved top for hiking and outdoor life in warm, sunny climates. Produced without PFCs, made for a lifetime of use. Fjallraven says:  Lightweight, functional long-sleeved top for...

High output, low fuss — a smart update to a staple performance layer. OMM says:  The Bearing Zip Tee uses our Coolplus 4 way stretch fabric to create a technical tee that is high wicking and allows...

Lightweight, long-sleeved top for hiking and outdoor life in warm, sunny climates. Produced without PFCs, made for a lifetime of use. Fjallraven says:  Lightweight, functional long-sleeved top for...

Fast drying with reliable all-day comfort Patagonia says:  An all-around tech tee made to wick moisture and stretch as you move, with silky fabric that feels cool even when the air is hot. With HeiQ®...

This latest addition to the Dart range continues its reputation for quality and functionality, making it a dependable choice for outdoor enthusiasts. Montane says:  The Dart Zip Neck is a classic,...

A smooth, fast-drying technical shirt for warm-weather walking and high-output days. Patagonia says:  Our most versatile technical top is designed for use on the trail or on the water: It’s quick...

The Groundup Tee combines performance and comfort with recycled polyester and drirelease fabrics that wick moisture. Tencel fibres enhance wicking, and Polygiene treatment prevents odours. The slim...

One of the most comfortable and versatile tees we've come across, the Headpoint is a classic, comfy, and super stretchy tee. Designed for strenuous activities but just as good for relaxing in...

The Groundup Skyline Tee combines performance and comfort with recycled polyester and drirelease fabrics that wick moisture. Tencel fibres enhance wicking, and Polygiene treatment prevents odours...

UOG TOP PICK: Lightweight, comfortable and exceptionally versatile, the Patagonia Capilene Cool Daily series is an excellent choice for hiking, travel and everyday active use. A top pick for...

UOG TOP PICK: Lightweight, comfortable and exceptionally versatile, the Patagonia Capilene Cool Daily series is an excellent choice for hiking, travel and everyday active use. A top pick for...

Rab Crimp T-shirt offers superior moisture-wicking and fast-drying properties, ensuring comfort and freshness. Its relaxed fit and round neck make it versatile for hiking, camping, or lounging. Rab...

A light, stretchy and versatile tee for long days in the mountains and daily wear. Mountain Equipment says:  With a soft feel and TENCEL™ cellulose fibres this is a tee that balances all day comfort...

A midweight long-sleeve Zip-T for all mountain use Mountain Equipment says:  Whether worn alone in mild weather or as part of a technical layering system in the cooler months, the Ignis LS Zip-T can...

UOG TOP PICK: Lightweight, comfortable and exceptionally versatile, the Patagonia Capilene Cool Sun Shirt is an excellent choice for hiking, travel and everyday active use. A top pick for fast-drying...

A midweight long-sleeve Zip-T for all mountain use Mountain Equipment says:  Whether worn alone in mild weather or as part of a technical layering system in the cooler months, the Ignis LS Zip-T can...

A light, stretchy and versatile tee for long days in the mountains and daily wear. Mountain Equipment says:  With a soft feel and TENCEL™ cellulose fibres this is a tee that balances all day comfort...