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Mens Baselayers

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174 products
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REI Mens Active Short Sleeve Shirt REI
The REI Mens Active Short Sleeve Shirt in plain navy blue is laid flat on a white background, ideal as a hiking baselayer or performance shirt for outdoor activities.
Sale
Black Diamond Mens Stone Hoodie Black Diamond
Sale
Spyder Mens Active Long Sleeve Shirt Spyder
Sale
REI Mens Quarter Zip Baselayer Top REI
REI Mens Quarter Zip Baselayer Top REI
Mountain Equipment Redline LS Tee Mountain Equipment
Sale
Mens Smartwool Merino Sport 250 Colorblock 1/4 Zip Smartwool
Sale
Spyder Mens Active Breathable Quick Dry Stretch Long Sleeve Shirt Spyder
Sale
Mons Royale Mens Cascade LS Top Mons Royale
The Mons Royale Mens Cascade LS Top is a plain black, long-sleeve Merino wool t-shirt with a small white logo and text on the left chest and a tag at the hem—perfect for snowsports enthusiasts who value comfort and style.
Sale
CW-X Mens Expert 3.0 3/4 Tights CW-X
The CW-X Men's Expert 3.0 3/4 Tights are black athletic compression tights with a white CRUX logo on the left thigh, designed for muscle support, shown laid flat on a white background.
Sale
Icebreaker Mens 200 Sonebula Legging Icebreaker
A man stands barefoot against a white background, wearing black Icebreaker Mens 200 Sonebula Leggings—odor-resistant merino wool base layer—with his upper body mostly out of frame.
Sale
Performance Quarter-Zip Orvis
Performance Quarter-Zip Orvis
Sale
Casual Baselayer Top Spyder
Carhartt Men's Base Force Heavyweight Bottom (Tall) in gray, featuring a black elastic waistband, shown flat on a white background.
A pair of Carhartt Men's Base Force Heavyweight Bottom (Tall) thermal leggings in blue, featuring a black elastic waistband and dark blue stitching, laid flat on a white background.
Sale
The Icebreaker Men's Merino 200 Oasis Glacial Camo LS Crewe is a long-sleeve shirt featuring a green and black camouflage pattern, shown laid flat on a white background—ideal as a merino wool base layer.
Sale
Simms Mens Heavyweight Baselayer Hoody Simms
Sale
The North Face Mens Kenetix Tight The North Face
Sale
Capilene Midweight Zip-Neck Base Layer Top Patagonia
Capilene Midweight Zip-Neck Base Layer Top Patagonia
Capilene 3 Midweight Bottoms Patagonia
REI Mens OXT Quarter Zip Pullover REI
Sale
Icebreaker Mens 125 ZoneKnit SS Crewe Icebreaker
Icebreaker Mens 125 ZoneKnit SS Crewe Icebreaker
Sale
Castelli Mens CX 2nd Layer Fleece Castelli
Sale
Carhartt Mens Base Force Midweight Tech Bottom Carhartt
A pair of Carhartt Men's Base Force Midweight Tech Bottom black leggings, designed for moisture wicking comfort, displayed flat on a white background.
Sale
A person with short dark hair wears the Icebreaker Mens 260 Tech LS Crewe Top in mustard yellow and black pants, standing against a plain white background and looking slightly to the side.
Icebreaker Mens 260 Tech LS Crewe Top Icebreaker
Sale
Mens Wander Short Sleeve The North Face
Mens Wander Short Sleeve The North Face
Sale
The Houdini Mens Desoli Light Tight is a pair of plain black, slim-fit, lightweight outdoor tights with an elastic waistband, shown laid flat on a white background.
Sale
Cotopaxi Mens Debajo Seamless Baselayer Crew Cotopaxi
Sale
The Rab Mens Conduit Pull-On Top is a navy blue, long-sleeve base layer pullover with a quarter-zip front and olive green lower sleeve panels, ideal for outdoor activities and pictured laid flat on a white background.
Rab Mens Conduit Pull-On Top Rab
Sale
The Airblaster Mens Classic Ninja Suit is a full-length olive green hooded jumpsuit with a front zipper and all-over fish pattern, inspired by the original Ninja Suit—ideal as a unique men's base layer.
The Airblaster Mens Classic Ninja Suit is a one-piece jumpsuit with a hood, short sleeves, and zipper front, featuring green, brown, and white camouflage like a snowy forest—ideal as a men's base layer.
Sale
The North Face Mens Kilowatt Long Sleeve 1/4 Zip The North Face
Sale
Rab Mens Long Sleeve Base Layer Top Rab
Sale