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

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…

The Montane Dart Nano T-Shirt is lightweight, durable, and moisture-wicking, making it an ideal warm-weather active layer. Montane says:  Our pinnacle technical T-Shirt. 30% lighter than our highly regarded Dart with improved moisture management…

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…

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. Mammut says:  A successful expedition star…

Protective, quick-wicking, and lightweight, this comfortable short sleeve tee is perfect for mountain running and fast hiking. Rab says: The Sonic Tee is an efficient technical tee, ideal for mountain running and fast hiking. Designed with a relaxed…

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 - Sonic Ultra Tee Built with quick-wicking Motiv Aero fabric and a movement optimised cut, this mountain running short sleeve tee is designed to keep you cool and comfortable, one of our top picks! Rab says: The Sonic Ultra Tee is a...

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…

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…

Rab's Force SS Tee is a next-to-skin technical short sleeve tee with Flatlock low bulk seams, designed for comfort and freshness during active use. Rab says: The perfect technical t-shirt for all mountain activities in warm weather. Simple, lightweig…

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...

Soft next to skin and quick to dry, this high-performance layer is ideal for long days when breathability is key. Haglofs says:  Just because you’re pushing limits doesn’t mean you can’t be comfortable. This super lightweight t…

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 functional material. Ideal for intense activities …

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…

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...

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 bluesign®-approved and recycled materials and is perfe…

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…

Protective, quick-wicking, and lightweight, this comfortable long-sleeve, half-zip tee is perfect for mountain running and fast hiking. Rab says: The Sonic LS Zip is an efficient, long sleeve layer, ideal for mountain running and fast hiking. Design…

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.…

A super soft and silky T shirt providing comfort whatever your doing with Polygiene odour control to keep you feeling fresh. Patagonia says Our most versatile performance knit for use on trails or on the water stretches and moves with you for a wide.…

UOG TOP PICK - Sonic Ultra Zip Built with quick-wicking Motiv Aero fabric and a movement optimised cut, this mountain running, long sleeve tee is designed to keep you cool, comfortable and protected. It's one of our favourite baselayers and one of ou…

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..…

The Rab Sonic Hoody is a lightweight, breathable, and quick-drying mid-layer for active mountain pursuits. It provides insulation, sun protection, and moisture-wicking properties. The stretchy fabric and trim cut allow for unrestricted movement. It's…

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…

UOG TOP PICK - Force LS Tee Rab's Force LS Tee is a next-to-skin technical short sleeve tee with Polygiene odour control treatment, designed for comfort and freshness during active use, one of our top picks! Rab says: Designed comfort next to skin, t…

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…

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…

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...

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…

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…

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.…

We're working out what we think - we'll add our view here!  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 with…

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…

A super soft and silky base layer providing comfort whatever your doing with Polygiene odour control to keep you feeling fresh. Patagonia says Soft, quick-drying and stretchy, our Capilene® Cool Daily is our most versatile performance knit for..…

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…

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…

A breathable technical tee that handles warm-weather activity without fuss. Berghaus says:  Meet the ideal technical tee for comfort when activity levels and temperatures are high. Polartec® Delta works hard next to your skin – wicking…

The Mountain Equipment Eclipse Pants offer core warmth, wick moisture, breathe well, and dry quickly, making them ideal for high-output activities like climbing and skiing. Mountain Equipment says These fitted lightweight fleece pants are perfect for…

A soft and light base-layer for the colder months, that can also double as a good sleepwear on chilly evnings. Rab says:  Warm and fast wicking Thermic™ G leggings made with 92% recycled fleece. Soft next to skin with a comfortable, double…

The classic, go-anywhere all-around baselayer, made with 100% recycled content. The smooth, soft face makes for easy layering; hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ Fresh durable odor control keeps.…

Patagonia's warmest, most breathable Capilene baselayer is made with low-bulk Polartec Power Grid fabric with Polygiene permanent odor control and is Fair Trade Certified for sewing. Patagonia says:  When temperatures drop, grab this lightweight…

Patagonia's Capilene Theramal Weight Bottoms are warm, breathable polyester baselayers with minimal bulk. Polartec Power Grid fabric with Polygiene permanent odor control. Fair Trade Certified sewn. Patagonia says Soft, stretchy, breathable and...

The OMM Bearing Tee LS is a long sleeved, full coverage technical baselayer that is high wicking with UV protection. Great for training and every day use due to the high stretch and comfort. OMM says: The long sleeve Bearing tee uses our 4 way coolp…

The classic, go-anywhere all-around baselayer, made with 100% recycled content. The smooth, soft face makes for easy layering; hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ Fresh durable odor control keeps.…

Warm, breathable, and packed with practical features, this baselayer is a top choice for cold-weather adventures. Patagonia says:  A breathable, lofted baselayer to keep you warm in cold conditions. Polartec® Power Grid® fabric with...

A well-tuned long-sleeve layer that performs in heat without feeling heavy or overbuilt. Turbat says:  The updated series of Hike thermal T-shirts with the lighter and more elastic material, provide better moisture removal and comfort during...