Baselayer

These Anatomica Briefs use a blend of Merino Wool and synthetic nylon and Lycra to create the super comfortable, stretchy brief. Icebreaker says:  Slim-fit merino wool briefs made with our corespun fabric, the Anatomica Briefs offer the support …

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 Verdict These are well-fitting boxer briefs; I lik…

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 to create a design that makes it feel like...

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 drying perfect for summer conditions. Ou…

Stretchy and slim-fit merino wool men’s boxers made with corespun fabric, the Anatomica Boxers offer the support and comfort you need. Icebreaker says Our classic, go-to boxer brief built with a super-soft, stretchy and highly durable merino w…

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 insulation is needed. OMM says A new concept in acti…

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. Breathable, odour-resistant viscose blend, ideal…

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. The Sonic Ultra is the ultimate mountain running…

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 during intense activities. Made from 57% recycled..…

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 insulation is needed. OMM says:  A technical..…

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 from recycled polyester. Produced without PFAS.…

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 days on the trail, or activities during the hottest.…

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 classic, all-season, all-mountain technical...

This technical tee has been designed to be an all-rounder. The soft, comfortable feel is backed up with high wicking, breathable qualities to give you a versatile top. Berghaus says With a great fit and anti-odour technology, this is one of these...

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, gruelling miles, and heavy loads. Light and...

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 fast-drying comfort in warm conditions. Patagonia...

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 says A new concept in active insulation, the OMM Core.…

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 fast-drying comfort in warm conditions. Patagonia...

This is such a nice, next-to-skin base layer that doesn’t irritate you no matter how hard you exert yourself. Patagonia says:  A breathable merino technical top, designed to naturally regulate your temperature, control odor and keep you..…

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 fast-drying comfort in warm conditions. Patagonia...

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 shield you from harmful rays. With a weara…

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 fast-drying comfort in warm conditions. Patagonia...

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 fast-drying comfort in warm conditions. Patagonia...

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 sun’s beating down and temperatures are.…

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 control technology, it's designed for maximu…

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 sun’s beating down and temperatures are.…

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 fast-drying comfort in warm conditions. Patagonia...

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 Dryflo™ Air with odour control technology,…

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 fast-drying comfort in warm conditions. Patagonia...

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 fast-drying comfort in warm conditions. Patagonia...

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 and comfort during movement in the warm season…

A perfect first layer in both warm and cold climates. Fjällräven says: Lightweight short-sleeved t-shirt in a soft jersey knit made from merino wool and polyester. Combines the temperature-regulating properties of wool with the durability …

The perfect blend of natural and synthetic fibres that includes all of the positives and non of the negatives from each. Fjällräven says: Lightweight short-sleeved t-shirt in a soft jersey knit made from merino wool and recycled polyester.…

Lightweight short sleeve hiking base layer made with 100% Merino wool. Material helps regulate body temperature Inov8 says:  Hike all year round in the MERINO SHORT SLEEVE HIKING T-SHIRT. This highly versatile tee is ideally used as a hiking bas…

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 mountains. Mammut says:  For everything…

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 way stretch fabric to create a technical tee that i…

We're working out what we think - we'll add our view here!  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 in Hike Lite models.…

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 T-Shirt is a classic, all-season, all-mountain techn…

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 men that is suitable for outdoor life and...

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® Mint odor control and 50-100% recycled...

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, all-season, all-mountain technical baselayer. Th…

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 fit allows for easy layering. Mountain Equipment...

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. The slim fit allows for easy layering. Mountain Equip…

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. Mountain Equipment says:  A light, stretchy and fast…

This technical tee has been designed to be an all-rounder. The soft, comfortable feel is backed up with high wicking, breathable qualities to give you a versatile top. Berghaus says Simple, classic t-shirts are always the best. Comfortable and elega…

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 fast-drying comfort in warm conditions. Patagonia...

A strong choice as a year-round base layer or standalone in warmer temps, especially for those prioritising breathability and low bulk. Mountain Equipment says:  Experience the ultimate in comfort and performance with the Nava Zip T. Its lightwe…

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 says:  A casual, super soft tee made with...

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 be used year-round as a highly wicking...

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 with fast drying technical performance …

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 comfort in warm conditions. Patagonia says:  …

Long sleeved sun coverage for warm-weather hiking Rab says:  Ideal for covering up and keeping cool in hot, sunny weather, this breathable long-sleeved tee is made with UV-protective Dryflo™ Solar fabric to shield you from harmful rays. Wi…

Soft feel with a more relaxed trail focus Rab says:  Fast-wicking, comfortable, and super soft, this casual TENCEL™ blend tee will take you from all-mountain action to post-adventure downtime. Our Verdict The Crimp Logo Tee feels noticeab…

Natural comfort that suits slower-paced mountain days Inov8 says:  Hike all year round in the MERINO LONG SLEEVE HIKING T-SHIRT. This highly versatile top is ideally used as a hiking base layer, where it can be worn on its own, or under other...

Short-sleeved top in a lightweight and breathable Lyocell/polyester blend. Produced without PFAS. Fjallraven says:  Short-sleeved top made from a soft and comfortable Lyocell/polyester blend. The fabric combines the softness of Lyocell with the.…

Soft against the skin but tough enough for back-to-back days on the move, the Alhena T-Shirt strikes a balance between performance and all-day comfort. Montane says:  The Montane men's Alhena t-shirt is designed for performance, with added comfo…

This technical tee has been designed to be an all-rounder with the addition of the half length zip. The soft, comfortable feel is backed up with high wicking, breathable qualities to give you a versatile top. Berghaus says Simple, classic t-shirts a…

These comfortable winter long johns are brilliant for a winter base layer or as part of your sleep system. Icebreaker says:  The benchmark against which all others are judged, the 200 Oasis Legless are icebreaker's ultra-comfortable base layer.…

The Alpenglow is a technical fitting base layer that offers comfortable fit and protection from overheating with the BD.cool technology, making it perfect for climbing and other high activity sports.  Black Diamond says:  A technical fit pa…

A more protective take on the lightweight baselayer Rab says:  From sun-scorched trails to climbing in the heat, this staple, UV-protective zip tee is built to keep you cool and shield you from harmful rays. When the sun’s beating down and…