Free Delivery Over $99*
Men's Base Layers
Filters
Men's Classic Thermal Merino Base Layer Crew
SMART WOOLMeet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan favorite with new colors and a new ...
View full detailsMen's Capilene® Midweight Crew
PATAGONIAA classic, all-around 100% recycled polyester baselayer. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back t...
View full detailsMen's Capilene® Midweight Zip-Neck
PATAGONIAA classic, all-around 100% recycled polyester baselayer. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back t...
View full detailsMen's Intraknit Merino Tech 1/2 Zip
SMART WOOLTechnical. Comfortable. Reliable. That's what you get with our Men's Intraknit Merino Tech 1/4 Zip. This durable mid layer features our high-perfor...
View full detailsMen's RHO LT Bottom
ARCTERYXPerformance base layer for lower output activities in cool to cold temperatures. The Rho LT is your lightweight thermal base layer for low and medi...
View full detailsMen's Rho LT Bottom
ARCTERYXPerformance base layer for lower output activities in cool to cold temperatures. The Rho LT is your lightweight thermal base layer for low and medi...
View full detailsMen's Merino 200 ZoneKnit™ Long Sleeve Half Zip Thermal Top
ICEBREAKERA midweight merino wool base layer top designed to help regulate temperature during high-intensity activity, the Merino 200 ZoneKnit™ Long Sleeve H...
View full detailsMen's Merino 200 Oasis Thermal Top Cloud Dye Long Sleeve Crew
ICEBREAKERThe benchmark against which all others are judged, the Merino 200 Oasis Long Sleeve Crewe Cloud Dye features our most versatile merino wool jersey ...
View full detailsMen's Merino Blend 125 ZoneKnit™ Long Sleeve Half Zip Thermal Top
ICEBREAKERA versatile, body-mapped zip-neck top that’s ideal for high-intensity adventures, the Merino 125 ZoneKnit™Long Sleeve Half Zip features our Cool-Li...
View full detailsMen's Merino 200 Oasis Long Sleeve Half Zip Thermal Top
ICEBREAKEROur versatile 100% merino wool base layer top with a classic zip-neck design, the 200 Oasis Long Sleeve Half Zip combines casual comfort with techn...
View full detailsMen's Long Sleeve Colorblock Henley
SMART WOOLTackle cold temperatures with our Men's Long Sleeve Colorblock Henley! Perfectly crafted from Merino/polyester blend, this top moves sweat away ...
View full detailsMen's 125 ZoneKnit™ Merino Short Sleeve Crewe Thermal Top
ICEBREAKERAn ultralight merino base layer top designed to help regulate body temperature during high-intensity activity, the 125 ZoneKnit™ Short Sleeve Crewe...
View full detailsMen's Capilene® Thermal Weight Crew
PATAGONIAA breathable, lofted baselayer to keep you warm in cold conditions. Polartec® Power Grid® fabric with HeiQ® Pure odor control. Polartec® Power Gr...
View full detailsMen's Capilene® Thermal Weight Zip-Neck
PATAGONIAA breathable, lofted baselayer to keep you warm in cold conditions. Polartec® Power Grid® fabric with HeiQ® Pure odor control. Made in a Fair Trade...
View full detailsMen's Turtleneck
KOMBIThis ultra-soft knit turtleneck top for men offers a stylish look, all while providing protection against the cold. Completely versatile, our turtl...
View full detailsMen's Intraknit Thermal Merino Base Layer Bottom
SMART WOOLDiscover the perfect foundation for your layering system with SmartWool's Intraknit™ collection. This Men's Intraknit Thermal Merino Base Layer...
View full detailsMen's 200 ZoneKnit™ Merino Thermal Leggings
ICEBREAKERMidweight merino base layer bottoms designed to help regulate temperature during high-intensity activity, the 200 ZoneKnit™ Leggings feature 100% p...
View full detailsMen's 125 ZoneKnit™ Merino Thermal Leggings
ICEBREAKERUltralight merino base layer bottoms designed to help regulate body temperature during high-intensity activity, the 125 ZoneKnit™ Leggings feature ...
View full detailsMen's Merino 200 Oasis Leggings with Fly
ICEBREAKEROur best-selling base layer bottoms made from soft and breathable 100% merino wool jersey, the 200 Oasis Leggings With Fly are the perfect foundati...
View full detailsMen's Merino 260 Tech Thermal Leggings with Fly
ICEBREAKERMidweight base layer bottoms perfect for skiing, winter hiking, or cold-weather layering, the 260 Tech Leggings With Fly are a warmer version of ou...
View full detailsMen's Intraknit Thermal Merino Base Layer Crew
SMART WOOLOur Men's Intraknit™ Thermal Merino Base Layer Crew is anything but ordinary. Super lightweight, ultra-moveable and designed to maximize thermor...
View full detailsMen's Classic Thermal Merino Base Layer 1/4 Zip
SMART WOOLOur Men's Classic Thermal Merino Base Layer 1/4 Zip has an improved fit that takes functionality to the next level. Crafted with 100% responsibl...
View full detailsMen's 200 ZoneKnit™ Merino Long Sleeve Crewe Thermal Top
ICEBREAKERA midweight merino base layer top designed to help regulate temperature during high-intensity activity, the 200 ZoneKnit™ Long Sleeve Crewe feature...
View full detailsMen's Intraknit™ Thermal Merino Base Layer Colorblock Crew
SMART WOOLExperience superior fit and performance with Men's Intraknit™ Thermal Merino Base Layer Colorblock Crew! Crafted with our innovative Intraknit™ tec...
View full details