Men's Base Layer Tops: Deals
(44 products)- SmartwoolClassic All Season Merino Long-Sleeve Base Layer Top - Men'sTop Rated$66.73Save 25%compared to $90.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- tasc PerformanceElevation Merino T-Shirt - Men's
Black
$49.73Save 37%compared to $79.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLET - REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
Retreat Green
$55.93 - $79.95Underwear Weight:LightweightSize Type:Regular, Big - REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Men's
Sequoia Red
$49.83 - $99.95Underwear Weight:HeavyweightSize Type:Regular, Big, Tall Light Grey Heather
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men'sTop Rated$85.93 - $115.00Underwear Weight:MidweightSize Type:Regular, BigMarmalade Heather
SmartwoolClassic Thermal Merino Crew Base Layer Top - Men'sTop Rated$85.73Save 25%compared to $115.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's
Sequoia Red
$49.83 - $104.95Underwear Weight:HeavyweightSize Type:Regular, Big, Tall - SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Men'sTop Rated$89.73Save 25%compared to $120.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
Algae/Ashen
IcebreakerMerino 260 Tech Long Sleeve Crewe Base Layer Top - Men'sTop Rated$119.73Save 27%compared to $165.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET- Arc'teryxRho Merino Wool Zip-Neck Base Layer Top - Men's
Eden
$98.83Save 29%compared to $140.00Underwear Weight:MidweightSize Type:Regular, Big - CraftCORE Dry Active Comfort Base Layer Top - Men's
Black
$39.73Save 38%compared to $64.95Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET - Picture Organic ClothingNangha Base Layer Top - Men's
Ponderosa Pine
$44.83Save 50%compared to $90.00Underwear Weight:MidweightSize Type:Regular, Big Eden
Arc'teryxRho Merino Wool Crew Neck Base Layer Top - Men'sTop Rated$84.83 - $120.00Underwear Weight:MidweightSize Type:Big, RegularSable Brown
SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men'sTop Rated$66.93 - $90.00Underwear Weight:LightweightSize Type:Regular, Big- SmartwoolIntraknit Thermal Merino Base Layer Colorblock Crew - Men's$96.73Save 25%compared to $130.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
- SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
Nival Blue/Deep Navy
$92.73Save 28%compared to $130.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET - SaxxRoast Master Midweight Long-Sleeve Crew Base Layer Top - Men's$52.73Save 29%compared to $75.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
Baja/Brilliant
IcebreakerMerino 125 ZoneKnit Long-Sleeve Half-Zip Base Layer Top - Men'sTop Rated$99.73Save 26%compared to $135.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLET- Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Men's
Jet Heather/Black
$84.73Save 26%compared to $115.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLET - IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men'sTop Rated$89.73Save 25%compared to $120.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
- Icebreaker125 ZoneKnit Merino Long-Sleeve Crewe Thermal Top - Men'sTop Rated$93.73Save 25%compared to $125.00Underwear Weight:UltralightweightSize Type:Regular, BigREI OUTLET
Euphoria
Arc'teryxRho LT Zip-Neck Base Layer Top - Men'sTop Rated$84.83 - $120.00Underwear Weight:LightweightSize Type:Regular, BigEggplant/Black
SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men'sTop Rated$69.83 - $140.00Underwear Weight:MidweightSize Type:Regular, BigKalamata/Deep Olive
ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Men'sTop Rated$109.73Save 31%compared to $160.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLETBaja
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Men'sTop Rated$99.73Save 26%compared to $135.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLETRed River Clay
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men'sTop Rated$62.93 - $89.95Underwear Weight:LightweightSize Type:Regular, Big- Arc'teryxRho Heavyweight Zip-Neck Base Layer Top - Men's$112.73Save 19%compared to $140.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
Brilliant/Baja
Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men'sTop Rated$109.73Save 26%compared to $150.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET- SmartwoolIntraknit Active Base Layer Crew Shirt - Men's
Twilight Blue
$81.73Save 25%compared to $110.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET Moss
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men'sTop Rated$78.73Save 25%compared to $105.00Underwear Weight:LightweightSize Type:Big, RegularREI OUTLET