Backcountry.comPrice Match GuaranteePrice Guarantee

Men's Lightweight Long Underwear Tops

Show

Refine Results

Gender

male
Marmot Folsom Reversible Long-Sleeve Top - Men's

MarmotFolsom Reversible Long-Sleeve Top - Men's

from $22.73 $64.9565% off
(1)
  • black
  • green
  • red
  • blue
DAKINE Grant Crew Top - Men's

DAKINEGrant Crew Top - Men's

from $20.23 $44.9555% off
(3)
  • blue
  • orange
  • gray
Helly Hansen Dry Stripe Crew Top - Men's

Helly HansenDry Stripe Crew Top - Men's

$23.97 $39.9540% off
(31)
    Outdoor Research Sequence Zip-Neck Top - Men's

    Outdoor ResearchSequence Zip-Neck Top - Men's

    from $34.47 $68.9550% off
    (4)
    • black
    • gray
    Outdoor Research Sequence Crew Top - Men's

    Outdoor ResearchSequence Crew Top - Men's

    $26.98 $59.9555% off
    (4)
      Stoic Merino Lightweight 1/4 Zip Top - Men's

      StoicMerino Lightweight 1/4 Zip Top - Men's

      $44.97 $89.9550% off
      (12)
        Stoic Merino Lightweight Crew Top - Men's

        StoicMerino Lightweight Crew Top - Men's

        $39.97 $79.9550% off
        (16)
          Armada Contra Baselayer Crew - Men's

          ArmadaContra Baselayer Crew - Men's

          $35.97 $59.9540% off
          (1)
          • gray
          • red
          • blue
          Arc'teryx Phase SL Zip-Neck Top - Men's

          Arc'teryxPhase SL Zip-Neck Top - Men's

          $55.25 $85.0035% off
          (4)
            Helly Hansen Lifa Merino Hybrid Long-Sleeve Top - Men's

            Helly HansenLifa Merino Hybrid Long-Sleeve Top - Men's

            $71.97 $119.9540% off
              We Norwegians BaseOne Long-Sleeve Top - Men's

              We NorwegiansBaseOne Long-Sleeve Top - Men's

              $65.37 $108.9540% off
                Ortovox 145 Merino Ultra 1/2-Zip Top - Men's

                Ortovox145 Merino Ultra 1/2-Zip Top - Men's

                $84.00 $120.0030% off
                • black
                • blue
                Ortovox Rock'N'Wool Overall - Men's

                OrtovoxRock'N'Wool Overall - Men's

                $139.96 $199.9530% off
                (2)
                  ExOfficio Give-N-Go Performance Base Layer Crew - Men's

                  ExOfficioGive-N-Go Performance Base Layer Crew - Men's

                  $35.97 $59.9540% off
                  • black
                  • gray
                  Under Armour Base 1.0 Crew - Men's

                  Under ArmourBase 1.0 Crew - Men's

                  $29.24 $44.9935% off
                    Terramar Ascendor Performance Crew - Men's

                    TerramarAscendor Performance Crew - Men's

                    $14.99 $24.9540% off
                      Norrona Wool Hoodie - Men's

                      NorronaWool Hoodie - Men's

                      $111.30 $159.0030% off
                        The North Face Summit L1 Baselayer Top - Men's

                        The North FaceSummit L1 Baselayer Top - Men's

                        $81.22 $124.9535% off
                          Craft COOL Mesh Superlight Sleeveless Base Layer - Men's - GWP

                          CraftCOOL Mesh Superlight Sleeveless Base Layer - Men's - GWP

                          $49.95
                            Columbia Titanium Diamond Peak 1/2-Zip Top - Men's

                            ColumbiaTitanium Diamond Peak 1/2-Zip Top - Men's

                            $47.99 $79.9940% off
                            • yellow
                            • blue
                            Marmot Kestrel Long-Sleeve Crew Top - Men's

                            MarmotKestrel Long-Sleeve Crew Top - Men's

                            $23.97 $39.9540% off
                              Mammut Trovat Pro Half-Zip Top - Men's

                              MammutTrovat Pro Half-Zip Top - Men's

                              $49.47 $98.9550% off
                              (3)
                                Bjorn Daehlie Training Tech Long-Sleeve Top - Men's

                                Bjorn DaehlieTraining Tech Long-Sleeve Top - Men's

                                $26.98 $59.9555% off
                                  Helly Hansen HH Lifa Top - 1/2 Zip - Men's

                                  Helly HansenHH Lifa Top - 1/2 Zip - Men's

                                  from $30.22 $54.9545% off
                                  • white
                                  • black
                                  Helly Hansen HH Lifa Crew Long-Sleeve Shirt - Men's

                                  Helly HansenHH Lifa Crew Long-Sleeve Shirt - Men's

                                  $31.46 $44.9530% off
                                    Houdini Airborn Zip Top - Men's

                                    HoudiniAirborn Zip Top - Men's

                                    $83.97 $139.9540% off
                                    (1)
                                      Houdini Airborn Crew - Men's

                                      HoudiniAirborn Crew - Men's

                                      $77.97 $129.9540% off

                                        Show