Men's Base Layer Tops - Activewear bottoms
gym, fitness, workout, sports clothing

Clothes you can move freely and feel comfortable in while pushing your physical limits.

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Spyder Throwback Half-Zip Baselayer Top - Men's Volcano On sale - now $24.05 was $89	Stoic Lightweight Poly 1/4-Zip Baselayer Top - Men's Stretch Limo On sale - now $24.15 was $69	ColdPruf Men's Basic Crew Base Layer Long Sleeve Shirt $24.99
Spyder Tuner Half-Zip Baselayer Top - Men's Black On sale - now $27.6 was $69	Spyder Tuner Half-Zip Baselayer Top - Men's Collegiate On sale - now $27.6 was $69	Spyder Tuner Half-Zip Baselayer Top - Men's Volcano On sale - now $27.6 was $69
Spyder Momentum Baselayer Top - Men's Black On sale - now $27.65 was $79	Stoic Lightweight Poly 1/4-Zip Baselayer Top - Men's Pebble/Olive Night Wavy Checker Print On sale - now $28.8 was $64	Orage Fraser Baselayer Top - Men's Shadows Amber On sale - now $29.98 was $99.95
Orage Fraser Baselayer Top - Men's Shadows Limestone On sale - now $29.98 was $99.95	Coldpruf Men's Premium Crewneck Shirt $29.99	Stoic Lightweight Poly 1/4-Zip Baselayer Top - Men's Olive Night Print On sale - now $31.05 was $69
Backcountry Spruces Mid-Weight Merino Baselayer 1/4-Zip Top - Men's Kodiak On sale - now $31.2 was $104	Burton Midweight X Baselayer Long Neck Hooded Top - Men's Lapis Blue/True Black On sale - now $31.28 was $84.95	Stoic Lightweight Poly 1/4-Zip Baselayer Top - Men's Ink Blue On sale - now $32 was $64
Burton Midweight Baselayer Crew Top - Men's Forest Moss Cookie Camo On sale - now $32.48 was $64.95	Spyder Accord Half-Zip Baselayer Top - Men's Abyss On sale - now $33 was $110	Spyder Accord Half-Zip Baselayer Top - Men's Ebony On sale - now $33 was $110
Burton Midweight X Baselayer Long Neck Hooded Top - Men's Martini Olive/True Black On sale - now $33.98 was $84.95	ColdPruf Men's Expedition Long Sleeve Crew Base Layer Shirt $34.99	Spyder Throwback Half-Zip Baselayer Top - Men's Abyss Collegiate On sale - now $35.6 was $89
Cotopaxi Liso Baselayer Bottom - Men's Deep Ocean On sale - now $36 was $60	Falke Warm Long-Sleeve Baselayer Top - Men's Carbon On sale - now $38 was $95	Falke Warm Long-Sleeve Baselayer Top - Men's Royal On sale - now $38 was $95
Cotopaxi Liso Baselayer Top - Men's Deep Ocean On sale - now $39 was $65	WHITESPACE Graphene Midweight Baselayer Top - Men's Fog Khaki On sale - now $39.5 was $79	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Abyss Citron On sale - now $39.6 was $99
Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Collegiate Black On sale - now $39.6 was $99	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Faded Geo Citron On sale - now $39.6 was $99	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Faded Geo Collegiate On sale - now $39.6 was $99
Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Glacier Collegiate On sale - now $39.6 was $99	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Volcano Black On sale - now $39.6 was $99	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Volcano On sale - now $39.6 was $99
Orage Fraser Baselayer Top - Men's Dark Leaf On sale - now $39.98 was $99.95	ColdPruf Men's Quest Performance Crew Base Layer Shirt $39.99	Burton Midweight X Baselayer Long Neck Hooded Top - Men's Stout White/Folkstone Gray On sale - now $40.48 was $89.95
Falke Maximum Warm Long-Sleeve Baselayer Top - Men's Carbon On sale - now $40.8 was $102	Falke Warm Long-Sleeve Baselayer Top - Men's Blaze On sale - now $42.75 was $95	Columbia Men's Heavyweight Stretch Long Sleeve Shirt On sale - now $43.97 was $65
Spyder Accord Half-Zip Baselayer Top - Men's Black On sale - now $44 was $110	Helly Hansen Men's Lifa Stripe Long Sleeve Crew Base Layer $45	Backcountry Spruces Print Merino Baselayer 1/4-Zip Top - Men's Fjord Print On sale - now $45.6 was $114
Backcountry Spruces Print Merino Baselayer 1/4-Zip Top - Men's Gray Jay Print On sale - now $45.6 was $114	Falke Maximum Warm Long-Sleeve Baselayer Top - Men's Black On sale - now $45.9 was $102	L.L.Bean Midweight Base Layer Crew Long Sleeve (Black) Men's Clothing On sale - now $46.45 was $49.95
Backcountry Spruces Mid-Weight Merino Baselayer 1/4-Zip Top - Men's Black On sale - now $46.8 was $104	Backcountry Spruces Mid-Weight Merino Baselayer 1/4-Zip Top - Men's Goblin Blue On sale - now $46.8 was $104	WHITESPACE Graphene Midweight Baselayer Top - Men's Graphene Black On sale - now $47.4 was $79
Falke Warm Long-Sleeve Baselayer Top - Men's Dark Night On sale - now $47.5 was $95	Burton Midweight Baselayer Crew Top - Men's Aerial Pines On sale - now $47.96 was $59.95	Burton Midweight X Baselayer Long Neck Hooded Top - Men's True Black/Gray Heather On sale - now $49.47 was $89.95
Smartwool Intraknit Active Long-Sleeve Baselayer Top - Men's Eggplant On sale - now $49.5 was $110	Smartwool Intraknit Active Long-Sleeve Baselayer Top - Men's Twilight Blue/Limeade On sale - now $49.5 was $110	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Glacier Abyss On sale - now $49.5 was $99
SAXX UNDERWEAR Roast Master Heavyweight Long Sleeve Base Layer (Black) Men's Clothing On sale - now $50.15 was $85	Backcountry Spruces Mid-Weight Merino Baselayer 1/4-Zip Top - Men's Fired Brick On sale - now $52 was $104	Spyder Throwback Half-Zip Baselayer Top - Men's Abyss On sale - now $53.4 was $89
Burton Midweight Baselayer Crew Top - Men's $54.95	Smartwool Intraknit Active Long-Sleeve Baselayer Top - Men's Lead On sale - now $55 was $110	Columbia Men's Midweight Stretch Base Layer Long Sleeve Shirt $55
Sportful Bodyfit Baselayer Sleeveless Top - Men's White On sale - now $56.2 was $74.95	Airblaster Baselayer Top - Men's Black $59.95	Airblaster Baselayer Top - Men's Splatter $59.95
Airblaster Baselayer Top - Men's Thunder Camp $59.95	Burton Midweight Baselayer Crew Top - Men's History Of SB Black $59.95	Burton Midweight Baselayer Crew Top - Men's Martini Olive Terra Camo $59.95
Endura Transloft Short-Sleeve Baselayer Top - Men's $59.95	Endura Transloft Short-Sleeve Baselayer Top - Men's Black $59.95	Giordana Lightweight Tubular Knit Short-Sleeve Baselayer Top - Men's $59.95
Giordana Lightweight Tubular Knit Short-Sleeve Baselayer Top - Men's White $59.95	Burton Heavyweight X Baselayer 1/4-Zip Top - Men's Cobalt Blue On sale - now $59.97 was $99.95	Cotopaxi Liso Baselayer Bottom - Men's $60
Cotopaxi Liso Baselayer Bottom - Men's Blue Jay $60	Cotopaxi Liso Baselayer Bottom - Men's Chestnut $60	Cotopaxi Liso Baselayer Bottom - Men's Maritime $60
GOREWEAR Windstopper Base Layer Sleeveless Shirt - Men's Black On sale - now $60 was $80	GOREWEAR Windstopper Base Layer Sleeveless Shirt - Men's Light Grey/White On sale - now $60 was $80	Stoic Lightweight Poly 1/4-Zip Baselayer Top - Men's $64
Burton Midweight Baselayer Crew Top - Men's Forest Moss $64.95	Burton Midweight Baselayer Crew Top - Men's Gray Heather $64.95	Burton Midweight Baselayer Crew Top - Men's Snowfall Camo $64.95
Burton Midweight Baselayer Crew Top - Men's True Black $64.95	Sportful Bodyfit Baselayer Sleeveless Top - Men's $64.95	Cotopaxi Liso Baselayer Top - Men's $65
Cotopaxi Liso Baselayer Top - Men's Blue Jay $65	Cotopaxi Liso Baselayer Top - Men's Chestnut $65	Cotopaxi Liso Baselayer Top - Men's Maritime $65
Helly Hansen Men's HH LIFA Active Solen T-Shirt $65	Helly Hansen Men's HH LIFA Active Solen T-Shirt $65	Smartwool Intraknit Active Long-Sleeve Baselayer Top - Men's Black/Charcoal On sale - now $66 was $110
Smartwool Intraknit Active Long-Sleeve Baselayer Top - Men's Black On sale - now $66 was $110	Bulwark FR Big Tall Long Sleeve FR Base Layer with Concealed Chest Pocket (Grey) Men's Clothing $67	Bulwark FR Big Tall Long Sleeve FR Base Layer with Concealed Chest Pocket (Khaki) Men's Clothing $67
GOREWEAR Windstopper Base Layer Shirt - Men's Black On sale - now $67.5 was $90	GOREWEAR Windstopper Base Layer Shirt - Men's Light Grey/White On sale - now $67.5 was $90	Orage Fraser Baselayer Top - Men's Black On sale - now $67.9 was $99.95
Spyder Tuner Half-Zip Baselayer Top - Men's $69	KÜHL Men's Akkomplice 1/4 Zip Long Sleeve Shirt On sale - now $70.97 was $79	KÜHL Men's Akkomplice 1/4 Zip Long Sleeve Shirt On sale - now $70.97 was $79
GOREWEAR Windstopper Base Layer Thermo Long-Sleeve Shirt - Men's Black On sale - now $71.25 was $95	GOREWEAR Windstopper Base Layer Thermo Long-Sleeve Shirt - Men's Light Grey/White On sale - now $71.25 was $95	Burton Midweight X Baselayer Long Neck Hooded Top - Men's Calla Green On sale - now $71.96 was $89.95
Burton Midweight X Baselayer Long Neck Hooded Top - Men's Lyons Blue/Dress Blue On sale - now $71.96 was $89.95	GOREWEAR Windstopper Base Layer Long Sleeve Shirt - Men's Black On sale - now $75 was $100	GOREWEAR Windstopper Base Layer Long Sleeve Shirt - Men's Light Grey/White On sale - now $75 was $100
Burton Heavyweight X Baselayer 1/4-Zip Top - Men's Antique Green/Dress Blue On sale - now $75.96 was $94.95	Bulwark FR Long Sleeve FR Base Layer with Concealed Chest Pocket (Grey) Men's Clothing $78	Bulwark FR Long Sleeve FR Base Layer with Concealed Chest Pocket (Khaki) Men's Clothing $78
Spyder Momentum Baselayer Top - Men's $79	WHITESPACE Graphene Midweight Baselayer Top - Men's $79	KÜHL Men's Akkomplice 1/4 Zip Long Sleeve Shirt $79
KÜHL Men's Akkomplice Krew Long Sleeve Shirt $79	KÜHL Men's Akkomplice Krew Long Sleeve Shirt $79	Patagonia Men's Calpine Midweight Base layer $79
Patagonia Men's Calpine Midweight Base layer $79	Craft Core Warm Base Layer Set (Black) Men's Active Sets $79.99	GOREWEAR Windstopper Base Layer Sleeveless Shirt - Men's $80
Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Gritstone Heather) Men's Clothing On sale - now $83.75 was $125	Burton Midweight X Baselayer Long Neck Hooded Top - Men's $84.95	Smartwool Men's Classic All-Season Merino Base Layer Long Sleeve Top $85
Smartwool Men's Classic All-Season Merino Base Layer Long Sleeve Top $85	Icebreaker 260 Tech Merino Base Layer Long Sleeve 1/2 Zip (Black) Men's Clothing On sale - now $87.5 was $135	Backcountry Pines Microgrid Ultralight Scuba Baselayer Top - Men's $89
Backcountry Pines Microgrid Ultralight Scuba Baselayer Top - Men's Black $89	Backcountry Pines Microgrid Ultralight Scuba Baselayer Top - Men's Fallen Rock $89	Backcountry Pines Microgrid Ultralight Scuba Baselayer Top - Men's Gearhead Green $89
Spyder Throwback Half-Zip Baselayer Top - Men's $89	Patagonia Men's Capilene Cool Midweight 1/2 Zip Baselayer Top $89	Smartwool Classic All-Season Merino Base Layer Long Sleeve (Black) Men's Clothing $90
Smartwool Classic All-Season Merino Base Layer Long Sleeve (Iron Heather) Men's Clothing $90	GOREWEAR Windstopper Base Layer Shirt - Men's $90	GOREWEAR Windstopper Base Layer Thermo Turtleneck - Men's Black On sale - now $90 was $120
GOREWEAR Windstopper Base Layer Thermo Turtleneck - Men's Light Grey/White On sale - now $90 was $120	Smartwool Men's Classic All-Season Merino Base Layer 1/4 Zip Long Sleeve Top $90	Smartwool Men's Merino 150 Base Layer Long Sleeve Top $90
Smartwool Men's Merino Classic All-Season Base Layer Long Sleeve $90	Smartwool Men's Merino Classic All-Season Base Layer Long Sleeve $90	Smartwool Men's Merino 250 Baselayer Crewneck Shirt On sale - now $91.97 was $115
Smartwool Men's Merino 250 Baselayer Crewneck Shirt On sale - now $91.97 was $115	Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Midnight Navy) Men's Clothing On sale - now $93.75 was $125	Burton Heavyweight X Baselayer 1/4-Zip Top - Men's $94.95
Falke Warm Long-Sleeve Baselayer Top - Men's $95	GOREWEAR Windstopper Base Layer Thermo Long-Sleeve Shirt - Men's $95	Smartwool Classic All-Season Merino 1/4-Zip Baselayer Top - Men's Black $95
Smartwool Classic All-Season Merino 1/4-Zip Baselayer Top - Men's Iron Heather $95	Smartwool Men's Merino Sport 150 Colorblock 1/4 Zip Baselayer Top $95	Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's $99
Spyder Spirit Of '78 Half-Zip Baselayer Top - Men's Ebony Citron $99	Ariat FR Polartec Baselayer (Grey) Men's Clothing $99.95	Burton Heavyweight X Baselayer 1/4-Zip Top - Men's True Black $99.95
Orage Fraser Baselayer Top - Men's $99.95	Seirus Men's Heatwave Reversible Long Sleeve Shirt $99.99	GOREWEAR Windstopper Base Layer Long Sleeve Shirt - Men's $100
Falke Maximum Warm Long-Sleeve Baselayer Top - Men's $102	Icebreaker Men's 200 Oasis Long Sleeve Crewneck $105	Smartwool Men's Intraknit Thermal Merino Base Layer Crew Neck Long Sleeved T-Shirt On sale - now $105.97 was $130
Smartwool Intraknit Active Long-Sleeve Baselayer Top - Men's $110	Spyder Accord Half-Zip Baselayer Top - Men's $110	Smartwool Men's Intraknit Thermal Merino Base Layer Colorblock Crew Neck T-Shirt On sale - now $112.97 was $130
Backcountry Spruces Print Merino Baselayer 1/4-Zip Top - Men's $114	Smartwool Merino 250 Base Layer Crew (Argyle Purple Heather) Men's Clothing $115	Smartwool Merino 250 Base Layer Crew (Black Color Shift) Men's Clothing $115
Smartwool Merino 250 Base Layer Crew (Black) Men's Clothing $115	Smartwool Merino 250 Base Layer Crew (Charcoal Heather) Men's Clothing $115	Smartwool Merino 250 Base Layer Crew (Deep Navy Color Shift) Men's Clothing $115
Smartwool Merino 250 Base Layer Crew (Winter Moss Heather) Men's Clothing $115	Smartwool Men's Merino 250 Baselayer Crewneck Shirt $115	Smartwool Men's Merino 250 Baselayer Crewneck Shirt $115
Smartwool Men's Merino 250 Baselayer Crewneck Shirt $115	Smartwool Men's Merino 250 Baselayer Crewneck Shirt $115	Smartwool Men's Merino 250 Baselayer Crewneck Shirt $115
GOREWEAR Windstopper Base Layer Thermo Turtleneck - Men's $120	Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Black) Men's Clothing $125	icebreaker Men's 260 Tech Long Sleeve Crewneck Top $125
Arc'teryx Men's Rho LT Zip Neck Shirt $130	Smartwool Men's Intraknit Thermal Merino Base Layer Colorblock Crew Neck T-Shirt $130	Smartwool Men's Intraknit Thermal Merino Base Layer Colorblock Quarter-Zip Shirt $135
Smartwool Intraknit Thermal Merino 1/4-Zip Base Layer Top - Men's Black/White $140	Smartwool Intraknit Thermal Merino 1/4-Zip Base Layer Top - Men's Twilight Blue $140	Smartwool Intraknit Thermal Merino 1/4-Zip Base Layer Top - Men's Winter Moss $140
Smartwool Men's Merino 250 Plant-Based Dye Logo Baselayer Hoodie $140	Smartwool Men's Merino 250 Plant-Based Dye Logo Baselayer Hoodie $140	Black Diamond Solution Wool Half-Zip Hooded Baselayer Top - Men's $145
Black Diamond Solution Wool Half-Zip Hooded Baselayer Top - Men's Black/Cypress $145	Black Diamond Solution Wool Half-Zip Hooded Baselayer Top - Men's Black $145	Norrona Femund PureUll Zip Neck Baselayer Top - Men's Indigo Night $149
Norrona Femund PureUll Zip Neck Baselayer Top - Men's Loden Green $149	icebreaker Men's Merino 200 Sonebula Long Sleeve 1/2 Zip Hoodie $150	Smartwool Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's Black $155
Smartwool Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's Deep Navy $155	Smartwool Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's Winter Moss $155	ActionHeat Men's 5V Battery Heated Baselayer Shirt $159.99
icebreaker Men's Men 260 Zoneknit Long Sleeve Crewneck $165	Gerbing Men's 7V Battery Heated Base Layer Shirt $169.99	Icebreaker Men's ZoneKnit Insulated Long Sleeve Hoodie $270