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...

UOG TOP PICK - Syncrino Boxers Lightweight Boxers that utilise the incredible properties of Merino wool to insulate and regulate your body. The Motiv™ Aero is very comfortable. They breathe well and wick moisture away quickly. one of our top pi…

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…

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 fabric perfectly balances warmth, wicking and...

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…

UOG TOP PICK - Dart Nano Zip T-Shirt Dart Nano Zip T-Shirt is a fully recycled Synthetic technical T-Shirt/base layer that offers a highly breathable and odour-resistant layer, one of our top picks! Montane says:  The Dart Nano Zip T-Shirt is a.…

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 things dry after nature calls. SAXX...

UOG TOP PICK - Dart Nano Zip T-Shirt Dart Nano Zip T-Shirt is a fully recycled Synthetic technical T-Shirt/base layer that offers a highly breathable and odour-resistant layer, one of our top picks! Montane says:  The Dart Nano Zip T-Shirt is a.…

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…

Designed to beat the heat, these boxers come equipped with exclusive DropTemp technology. Whether you’re hiking, biking or working out at home, this pair boosts your body’s natural cooling capacity. SAXX says Made for guys who want to be…

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…

UOG TOP PICK - Kinetic Light-Compression Mesh Boxer Brief The perfect training partner, Kinetic sports underwear is designed to boost your physical performance. The BallPark Pouch creates a supportive fit, meaning no matter what move you make, everyt…

Mammut Aenergy FL T-Shirt combines exceptional lightness, advanced functionality, and sustainability. Strategically placed mesh ventilation zones promote breathability and moisture management. HeiQ Fresh controls odour even during extended use, makin…

UOG TOP PICK: SAXX Kinetic Boxer Long Legs are high-performance underwear for active hikers. Light compression supports muscles, and a 4-way stretch and Three-D Fit provide freedom of movement. SAXX says:  Your body should be the only thing...

UOG TOP PICK - Dart Lite T-Shirt Dart Lite T-Shirt is a fully recycled Synthetic technical T-Shirt/base layer that offers a highly breathable and odour-resistant layer, one of our top picks! Montane says:  The Dart Lite T-Shirt is an all-mountai…

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..…

An ideal top for high-output days when breathability and fast drying matter most. Rab says:  Whether you’re squeezing in a morning training run or on a multi-day mountain epic, this breathable running tee is designed to keep you comfortabl…

The Ignis Tee from Mountain Equipment is super light and super breathable to keep you feeling fresh when on the go in the mountains. The flat lock seams and grid pattern increase comfort when on the move. Mountain Equipment says:  A close fittin…

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...

Mountain Equipment’s Nava crew is a Synthetic technical base layer that offers a highly breathable and warm layer that is also odour resistant.  Mountain Equipment says: A light and fast drying short sleeve crew for year round mountain run…

Mammut Aenergy FL Longsleeve combines exceptional lightness, advanced functionality, and sustainability. Strategically placed mesh ventilation zones promote breathability and moisture management. Mammut says:  Our lightest and most technical fi…

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.…

Lightweight Baselayer that utilises the incredible properties of Merino wool to insulate and regulate your body. Rab says:  Lightweight, short sleeve, slim fit baselayer made with Syncrino™ 125 fabric. Benefitting from both warm, wicking..…

Lightweight Baselayer that utilises the incredible properties of Merino wool to insulate and regulate your body. Rab says:  Lightweight, short sleeve, slim fit baselayer made with Syncrino™ 125 fabric. Benefitting from both warm, wicking..…

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 – For Lightweight Comfort in the Heat: With a breathable Merino-TENCEL blend, quick-drying performance, and odour resistance, the Smartwool Active Ultralite Short Sleeve Tee is a top choice for multi-day hikes and high-output days …

Lightweight leggings that utilise the incredible properties of Merino wool to insulate and regulate your body.  Rab says:  Warm, breathable, form fitting leggings ideal as a baselayer on cold mountain days. Made with Syncrino™ 125 fab…

UOG TOP PICK - Dart Lite Long Sleeve T-Shirt Dart Lite Long Sleeve T-Shirt is a fully recycled Synthetic technical T-Shirt/base layer that offers a highly breathable and odour-resistant layer. It's one of our favourite baselayers and one of our top..…

Soft, comfortable, next-to-skin blended fabrics, do a fantastic job of wicking moisture. It dries fast, whilst naturally regulating your temperature, and keeps you smelling fresh. Fjallraven says:  Light, comfortable t-shirt in a soft merino...

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 well-fitting base layer with an impressively large zip that ventilates heat quickly when you need it to. Mammut says:  Our lightest and most technical first layer is a true multi-sport MVP. Airy and breathable with offset merrow stitching, it…

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 says:  Superlight full base or midlayer using Primaloft…

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 …

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.…

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…

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…

UOG TOP PICK -Ignis LS Zip Tee The Mountain Equipment Ignis LS Zip Tee is a fabulous wicking next-to-skin layer that uses Polygiene to reduce odour build-up. It has a deep zip for venting and is, one of our top picks! Mountain Equipment says:  T…

UOG TOP PICK:  Light, durable, and naturally comfortable, the Montane Malli Leggings blend Merino performance with synthetic strength — a top choice for mountain layering and multi-day use. Montane says:  Utilising Nylon core spun...

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 for a free range of movement on the go. O…

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...

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...

UOG TOP PICK - L/S Capilene Cool Merino Shirt This is such a nice, next-to-skin base layer that doesn’t irritate you no matter how hard you exert yourself, one of our top picks! Patagonia says:  A breathable merino technical top, designed…

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…

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 – For Lightweight Performance on Hot, Long Days: With a breathable Merino-TENCEL blend, fast drying time, and reliable odour resistance, the Smartwool Active Ultralite Long Sleeve Tee is a minimalist layer built for multi-day hikes…

Simple, breathable and made to move,  a dependable tee for fast or slow miles. Rab says:  From post-work wanders to multi-day epics, the Mantle Ridge Tee is a versatile technical baselayer for any adventure outdoors. Constructed from fully.…

Technical warmth and precision fit for demanding alpine conditions. Mammut says:  The ideal base layer for next-to-skin comfort during intense winter climbing. Tested by athletes as part of our Eiger Nordwand range, these tights are engineered w…

A technical tee with a casual style created from a recycled heather jersey fabric. Quick drying fabric and low bulk seams provide all day comfort with a soft next-to-skin feel and a Polygiene finish. Rab says:  A technical tee with a casual styl…

UOG TOP PICK: The Astroman Air Sun Hoodie offers UPF 30+ or 50+ protection, breathability, and moisture-wicking properties. It's versatile and well-suited for multi-day hikes, keeping you cool and comfortable during outdoor activities. A Top Picks fo…

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…

Montane Dart XT Long Johns are premium thermal baselayer bottoms for high-exertion activities in cold weather. They're made from Montane's Apex Thermo Eco recycled polyester fabric and have excellent insulation, moisture management, and odor resistan…