Thermal Underwear North

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet. Their minimal flatlock seams mean there is little f more→riction or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable. Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Main: 100% Polyester Mesh panels: 88% Polyester and 12% Elastane

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet. Their minimal flatlock seams mean there is little f more→riction or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable. Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Main: 100% Polyester Mesh panels: 88% Polyester and 12% Elastane

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet. Their minimal flatlock seams mean there is little f more→riction or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable. Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Main: 100% Polyester Mesh panels: 88% Polyester and 12% Elastane

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet. Their minimal flatlock seams mean there is little f more→riction or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable. Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Main: 100% Polyester Mesh panels: 88% Polyester and 12% Elastane

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet. Their minimal flatlock seams mean there is little f more→riction or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable. Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Main: 100% Polyester Mesh panels: 88% Polyester and 12% Elastane

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet.Their minimal flatlock seams mean there is little frict more→ion or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable.Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Short sleeve baselayer Quick-drying Moisture-wicking Active odour-control Stretchy side panels for enhanced mobility Flatlock seams Main: 100% Polyester Mesh panels:

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet.Their minimal flatlock seams mean there is little frict more→ion or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable.Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

North Ridge Resistance Baselayers are made using marled polyester knit fabric, so they're very comfy and light and dry quickly when they get wet.Their minimal flatlock seams mean there is little frict more→ion or rubbing when you wear them next to your skin and under your other layers, while the stretchy mesh side panels promote breathability so you stay dry and comfortable.Active odour control in the fabric, using an inbuilt anti-bacterial treatment, keeps them feeling fresher for longer - especially useful on multi-day expeditions! Short sleeve baselayer Quick-drying Moisture-wicking Active odour-control Stretchy side panels for enhanced mobility Flatlock seams Main: 100% Polyester Mesh panels:

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Boasting an improved lightweight polyester construction with mesh panel sides, this quick-drying baselayer keeps you cool and dry on warm adventures or helps add warmth without bulk on cool days. The more→Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

The Resistance baselayer comes with an integrated anti-bacterial treatment for odour control during intense workouts, along with specially-designed seams to prevent rubbing for ultimate trail comfort. more→Long sleeve baselayer Polyester fabric - lightweight and quick-drying Anti-bacterial treated fabric - for odour control Stretchy mesh side panels - for extra breathability and freedom of movement Main: 100% Polyester Mesh Panels: 88% Polyester/12% Elastane

Stay warm from the first layer up with the Intensity Thermal Half Zip Baselayer from North Ridge.  Built for cold-weather activity, this half-zip top combines lightweight warmth with breathable, quick more→-drying performance. The brushed back fabric feels soft against your skin, with four-way stretch and flatlock seams to give you complete freedom to move without restriction. A half zip allows easy ventilation when things heat up, and the slim fit layers smoothly under midlayers or jackets - perfect for winter hikes, climbs, or chilly trail runs. Brushed back stretch interlock fabric Thermal baselayer fabric keeps heat close to your body Warm, lightweight, and quick-drying Four-way stretch for