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.


Lightweight Poly 1/4-Zip Baselayer Top - Men
Lightweight Poly 1/4-Zip Baselayer Top - Men's
On sale - now $26.6
was $64

Lightweight Poly 1/4-Zip Baselayer Top - Men
Lightweight Poly 1/4-Zip Baselayer Top - Men's
On sale - now $27.6
was $69

Polo Ralph Lauren Knit Long John Base Layer Crew (Cruise Navy/Light Navy All Over Pony Print) Men
Polo Ralph Lauren Knit Long John Base Layer Crew (Cruise Navy/Light Navy All Over Pony Print) Men's Clothing
On sale - now $28.87
was $38.5

L.L.Bean Midweight Base Layer Crew Long Sleeve (Carbon Navy) Men
L.L.Bean Midweight Base Layer Crew Long Sleeve (Carbon Navy) Men's Clothing
On sale - now $30.46
was $49.95

Lightweight Poly 1/4-Zip Baselayer Top - Men
Lightweight Poly 1/4-Zip Baselayer Top - Men's
On sale - now $32
was $64

Lightweight Poly 1/4-Zip Baselayer Top - Men
Lightweight Poly 1/4-Zip Baselayer Top - Men's
On sale - now $34.5
was $69

Polo Ralph Lauren Knit Long John Base Layer Crew (Polo Black/RL2000 Red Pony Print) Men
Polo Ralph Lauren Knit Long John Base Layer Crew (Polo Black/RL2000 Red Pony Print) Men's Clothing
On sale - now $34.65
was $38.5

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $34.65
was $99

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $34.65
was $99

Fraser Baselayer Top - Men
Fraser Baselayer Top - Men's
On sale - now $34.98
was $99.95

Warm Long-Sleeve Baselayer Top - Men
Warm Long-Sleeve Baselayer Top - Men's
On sale - now $38
was $95

Patagonia Men
Patagonia Men's Capilene Midweight Baselayer Crewneck Shirt in Dolomite Blue, Extra Small - Hiking Shirts - Recycled Polyester
On sale - now $38.99
was $79

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $39.6
was $99

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $39.6
was $99

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $39.6
was $99

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $39.6
was $99

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $39.6
was $99

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $39.6
was $99

Fraser Baselayer Top - Men
Fraser Baselayer Top - Men's
On sale - now $39.98
was $99.95

Fraser Baselayer Top - Men
Fraser Baselayer Top - Men's
On sale - now $39.98
was $99.95

L.L.Bean Midweight Base Layer Crew Long Sleeve (Black) Men
L.L.Bean Midweight Base Layer Crew Long Sleeve (Black) Men's Clothing
On sale - now $39.99
was $49.95

Maximum Warm Long-Sleeve Baselayer Top - Men
Maximum Warm Long-Sleeve Baselayer Top - Men's
On sale - now $40.8
was $102

Maximum Warm Long-Sleeve Baselayer Top - Men
Maximum Warm Long-Sleeve Baselayer Top - Men's
On sale - now $40.8
was $102

Warm Long-Sleeve Baselayer Top - Men
Warm Long-Sleeve Baselayer Top - Men's
On sale - now $42.75
was $95

Warm Long-Sleeve Baselayer Top - Men
Warm Long-Sleeve Baselayer Top - Men's
On sale - now $42.75
was $95

Warm Long-Sleeve Baselayer Top - Men
Warm Long-Sleeve Baselayer Top - Men's
On sale - now $42.75
was $95

Alpine Onset Merino Quarter Zip Baselayer Top - Men
Alpine Onset Merino Quarter Zip Baselayer Top - Men's
On sale - now $44.53
was $98.95

Lightweight Tubular Knit Short-Sleeve Baselayer Top - Men
Lightweight Tubular Knit Short-Sleeve Baselayer Top - Men's
On sale - now $44.95
was $59.95

Graphene Midweight Baselayer Top - Men
Graphene Midweight Baselayer Top - Men's
On sale - now $47.4
was $79

Graphene Midweight Baselayer Top - Men
Graphene Midweight Baselayer Top - Men's
On sale - now $47.4
was $79

Transloft Long-Sleeve Baselayer Top - Men
Transloft Long-Sleeve Baselayer Top - Men's
On sale - now $48.7
was $64.95

Alpine Onset Merino Quarter Zip Baselayer Top - Men
Alpine Onset Merino Quarter Zip Baselayer Top - Men's
On sale - now $49.48
was $98.95

Spirit Of
Spirit Of '78 Half-Zip Baselayer Top - Men's
On sale - now $49.5
was $99

Heavyweight X Baselayer 1/4-Zip Top - Men
Heavyweight X Baselayer 1/4-Zip Top - Men's
On sale - now $52.22
was $94.95

Bodyfit Baselayer Sleeveless Top - Men
Bodyfit Baselayer Sleeveless Top - Men's
On sale - now $52.45
was $74.95

Intraknit Active Long-Sleeve Baselayer Top - Men
Intraknit Active Long-Sleeve Baselayer Top - Men's
On sale - now $55
was $110

Heavyweight X Baselayer 1/4-Zip Top - Men
Heavyweight X Baselayer 1/4-Zip Top - Men's
On sale - now $59.97
was $99.95

Windstopper Base Layer Sleeveless Shirt - Men
Windstopper Base Layer Sleeveless Shirt - Men's
On sale - now $60
was $80

Windstopper Base Layer Sleeveless Shirt - Men
Windstopper Base Layer Sleeveless Shirt - Men's
On sale - now $60
was $80

SAXX UNDERWEAR Roast Master Heavyweight Long Sleeve Base Layer (Black) Men
SAXX UNDERWEAR Roast Master Heavyweight Long Sleeve Base Layer (Black) Men's Clothing
On sale - now $64.6
was $85

Intraknit Active Long-Sleeve Baselayer Top - Men
Intraknit Active Long-Sleeve Baselayer Top - Men's
On sale - now $66
was $110

Windstopper Base Layer Shirt - Men
Windstopper Base Layer Shirt - Men's
On sale - now $67.5
was $90

Windstopper Base Layer Shirt - Men
Windstopper Base Layer Shirt - Men's
On sale - now $67.5
was $90

Windstopper Base Layer Thermo Long-Sleeve Shirt - Men
Windstopper Base Layer Thermo Long-Sleeve Shirt - Men's
On sale - now $71.25
was $95

Windstopper Base Layer Thermo Long-Sleeve Shirt - Men
Windstopper Base Layer Thermo Long-Sleeve Shirt - Men's
On sale - now $71.25
was $95

Windstopper Base Layer Long Sleeve Shirt - Men
Windstopper Base Layer Long Sleeve Shirt - Men's
On sale - now $75
was $100

Windstopper Base Layer Long Sleeve Shirt - Men
Windstopper Base Layer Long Sleeve Shirt - Men's
On sale - now $75
was $100

Patagonia Men
Patagonia Men's Capilene Midweight Baselayer Crewneck Shirt in Black, Extra Small - Hiking Shirts - Recycled Polyester
$79

Patagonia Men
Patagonia Men's Capilene Midweight Baselayer Crewneck Shirt in Cone Brown, Medium - Hiking Shirts - Recycled Polyester
$79

Patagonia Men
Patagonia Men's Capilene Midweight Baselayer Crewneck Shirt in Smolder Blue, 3XL - Hiking Shirts - Recycled Polyester
$79

Craft Core Warm Base Layer Set (Black) Men
Craft Core Warm Base Layer Set (Black) Men's Active Sets
$79.99

Patagonia Men
Patagonia Men's Capilene Midweight Baselayer 1/2-Zip Pullover in Black, Large - Hiking Shirts - Recycled Polyester
$89

Patagonia Men
Patagonia Men's Capilene Midweight Baselayer 1/2-Zip Pullover in Nouveau Green, Small - Short Length - Hiking Shirts - Recycled Polyester
$89

Smartwool Classic All-Season Merino Base Layer Long Sleeve (Iron Heather) Men
Smartwool Classic All-Season Merino Base Layer Long Sleeve (Iron Heather) Men's Clothing
$90

Smartwool Classic All-Season Merino Base Layer Long Sleeve (Black) Men
Smartwool Classic All-Season Merino Base Layer Long Sleeve (Black) Men's Clothing
$90

Smartwool Classic All-Season Merino Base Layer Long Sleeve (Fern Green) Men
Smartwool Classic All-Season Merino Base Layer Long Sleeve (Fern Green) Men's Clothing
$90

Smartwool Classic All-Season Merino Base Layer Long Sleeve (Pewter Blue Wash) Men
Smartwool Classic All-Season Merino Base Layer Long Sleeve (Pewter Blue Wash) Men's Clothing
$90

Windstopper Base Layer Thermo Turtleneck - Men
Windstopper Base Layer Thermo Turtleneck - Men's
On sale - now $90
was $120

Windstopper Base Layer Thermo Turtleneck - Men
Windstopper Base Layer Thermo Turtleneck - Men's
On sale - now $90
was $120

Alpine Onset Merino Quarter Zip Baselayer Top - Men
Alpine Onset Merino Quarter Zip Baselayer Top - Men's
$98.95

Heavyweight X Baselayer 1/4-Zip Top - Men
Heavyweight X Baselayer 1/4-Zip Top - Men's
$99.95

Fraser Baselayer Top - Men
Fraser Baselayer Top - Men's
$99.95

Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Loden) Men
Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Loden) Men's Clothing
On sale - now $103.75
was $125

Icebreaker 260 Tech Merino Base Layer Long Sleeve 1/2 Zip (Black) Men
Icebreaker 260 Tech Merino Base Layer Long Sleeve 1/2 Zip (Black) Men's Clothing
On sale - now $107.83
was $135

Patagonia Men
Patagonia Men's Capilene Thermal Weight Baselayer 1/2-Zip Pullover in Black, Extra Small - Hiking Shirts - Recycled Polyester/Nylon/Polyester
$109

Intraknit Active Long-Sleeve Baselayer Top - Men
Intraknit Active Long-Sleeve Baselayer Top - Men's
$110

Intraknit Active Long-Sleeve Baselayer Top - Men
Intraknit Active Long-Sleeve Baselayer Top - Men's
$110

Intraknit Active Long-Sleeve Baselayer Top - Men
Intraknit Active Long-Sleeve Baselayer Top - Men's
$110

Smartwool Merino 250 Base Layer Crew (Charcoal Heather) Men
Smartwool Merino 250 Base Layer Crew (Charcoal Heather) Men's Clothing
$115

Smartwool Merino 250 Base Layer Crew (Black) Men
Smartwool Merino 250 Base Layer Crew (Black) Men's Clothing
$115

Smartwool Merino 250 Base Layer Crew (Winter Moss Heather) Men
Smartwool Merino 250 Base Layer Crew (Winter Moss Heather) Men's Clothing
$115

Smartwool Merino 250 Base Layer Crew (Argyle Purple Heather) Men
Smartwool Merino 250 Base Layer Crew (Argyle Purple Heather) Men's Clothing
$115

Smartwool Merino 250 Base Layer Crew (Black Color Shift) Men
Smartwool Merino 250 Base Layer Crew (Black Color Shift) Men's Clothing
$115

Smartwool Merino 250 Base Layer Crew (Deep Navy Color Shift) Men
Smartwool Merino 250 Base Layer Crew (Deep Navy Color Shift) Men's Clothing
$115

Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Midnight Navy) Men
Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Midnight Navy) Men's Clothing
$125

Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Black) Men
Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Black) Men's Clothing
$125

Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Gritstone Heather) Men
Icebreaker 260 Tech Merino Base Layer Long Sleeve Crewe (Gritstone Heather) Men's Clothing
$125

Patagonia Men
Patagonia Men's Capilene Thermal Baselayer Hoody in Black, Large - Hiking Shirts - Recycled Polyester/Spandex
$139

Patagonia Men
Patagonia Men's Capilene Thermal Baselayer Hoody in Golden Caramel, Medium - Hiking Shirts - Recycled Polyester/Spandex
$139

Patagonia Men
Patagonia Men's Capilene Thermal Baselayer Hoody in Lagom Blue, Large - Hiking Shirts - Recycled Polyester/Spandex
$139