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Men's Long-Sleeve Base Layers

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Save 30% or more on a selection of mountain bike apparel from our biggest brands.

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Castelli Flanders Warm Base Layer - Long-Sleeve - Men's

    CastelliFlanders Warm Base Layer - Long-Sleeve - Men's

    $79.95
    (11)
    Castelli Flanders Warm Half-Zip Base Layer - Long Sleeve - Men's

      CastelliFlanders Warm Half-Zip Base Layer - Long Sleeve - Men's

      Sale $85.45 - $89.955% Off
      (6)
      Castelli Prosecco Long-Sleeve Baselayer - Men's
      • black
      • white

      CastelliProsecco Long-Sleeve Baselayer - Men's

      $69.95
      (2)
      Pearl Izumi Transfer Long-Sleeve Baselayer - Men's

        Pearl IzumiTransfer Long-Sleeve Baselayer - Men's

        $64.95
        (1)
        Craft Active Extreme 2.0 CN Long-Sleeve Baselayer - Men's
        • red
        • black
        • white

        CraftActive Extreme 2.0 CN Long-Sleeve Baselayer - Men's

        Sale $47.97 - $79.9540% Off
        Craft Active Comfort RN Base Layer - Long Sleeve - Men's

          CraftActive Comfort RN Base Layer - Long Sleeve - Men's

          $49.95
          Pearl Izumi Transfer Wool Base Layer - Long-Sleeve - Men's

            Pearl IzumiTransfer Wool Base Layer - Long-Sleeve - Men's

            $89.95
            (2)
            Giro Chrono Long-Sleeve Baselayer - Men's

              GiroChrono Long-Sleeve Baselayer - Men's

              $79.95
              Giordana Sport Long-Sleeve Base Layer

                GiordanaSport Long-Sleeve Base Layer

                $34.95
                (1)
                Giordana Wool Blend Long Sleeve Base Layer - Men's
                • black
                • orange

                GiordanaWool Blend Long Sleeve Base Layer - Men's

                $94.95
                (3)
                Giordana Ceramic Base Layer - Long-Sleeve - Men's

                  GiordanaCeramic Base Layer - Long-Sleeve - Men's

                  $89.95
                  Giordana Mid-Weight Tubular Base Layer - Long Sleeve - Men's

                    GiordanaMid-Weight Tubular Base Layer - Long Sleeve - Men's

                    $79.95
                    (2)
                    Gore Bike Wear Turtleneck WindStopper Base Layer - Long-Sleeve
                    • black
                    • white

                    Gore Bike WearTurtleneck WindStopper Base Layer - Long-Sleeve

                    $99.95
                    (2)
                    Gore Bike Wear Base Layer Windstopper Long-Sleeve Shirt

                      Gore Bike WearBase Layer Windstopper Long-Sleeve Shirt

                      $79.95
                      (7)
                      Gore Bike Wear Base Layer Long-Sleeve Shirt
                      • white
                      • black

                      Gore Bike WearBase Layer Long-Sleeve Shirt

                      $55.95
                      (2)
                      Gore Bike Wear Base Layer Thermo Long-Sleeve Shirt
                      • black
                      • white

                      Gore Bike WearBase Layer Thermo Long-Sleeve Shirt

                      $79.95
                      Gore Bike Wear Base Layer Turtleneck
                      • white
                      • black

                      Gore Bike WearBase Layer Turtleneck

                      $89.95
                      (1)
                      Gore Bike Wear Base Layer Windstopper Thermo Long-Sleeve Shirt - Men's
                      • black
                      • gray

                      Gore Bike WearBase Layer Windstopper Thermo Long-Sleeve Shirt - Men's

                      $89.95
                      (4)
                      2XU Thermal Long-Sleeve Compression Top - Men's

                        2XUThermal Long-Sleeve Compression Top - Men's

                        $119.95
                        (3)
                        Castelli Prosecco Wind Long-Sleeve Baselayer - Men's

                          CastelliProsecco Wind Long-Sleeve Baselayer - Men's

                          $89.95
                          (1)
                          Craft Active WindStopper Crew Long Sleeve Men's Base Layer

                            CraftActive WindStopper Crew Long Sleeve Men's Base Layer

                            $89.95
                            (4)
                            Craft Active Extreme 2.0 Windstopper Crewneck Baselayer - Men's
                            • yellow
                            • black

                            CraftActive Extreme 2.0 Windstopper Crewneck Baselayer - Men's

                            Sale $90.96 - $129.9530% Off
                            (1)
                            Craft Active Extreme 2.0 Brilliant Crewneck Reflective Baselayer - Men's

                              CraftActive Extreme 2.0 Brilliant Crewneck Reflective Baselayer - Men's

                              $89.95
                              Louis Garneau Supra Windbreaker Top - Men's

                                Louis GarneauSupra Windbreaker Top - Men's

                                $59.95
                                Showers Pass Body-Mapped Base Layer - Men's

                                  Showers PassBody-Mapped Base Layer - Men's

                                  $68.95
                                  (2)
                                  Showers Pass Long-Sleeve Wool 1/4-Zip Base Layer - Men's

                                    Showers PassLong-Sleeve Wool 1/4-Zip Base Layer - Men's

                                    $94.95
                                    (1)
                                    Louis Garneau 2002 Mock Neck Top - Men's

                                      Louis Garneau2002 Mock Neck Top - Men's

                                      Sale $29.97 - $49.9540% Off
                                      Louis Garneau Activate Jacket - Men's
                                      • green
                                      • blue

                                      Louis GarneauActivate Jacket - Men's

                                      Sale $95.97 - $159.9540% Off
                                      Assos Ls.skinfoil_summer_evo7

                                        AssosLs.skinfoil_summer_evo7

                                        $99.00
                                        Assos LS.skinFoil_winter_s7 - Body Insulator

                                          AssosLS.skinFoil_winter_s7 - Body Insulator

                                          $129.00
                                          (5)
                                          Assos LS.skinFoil_earlyWinter_s7 Body Insulator

                                            AssosLS.skinFoil_earlyWinter_s7 Body Insulator

                                            $119.00 - $129.00
                                            (1)
                                            Assos LS.skinFoilSpring/Fall_s7 - Body Insulator

                                              AssosLS.skinFoilSpring/Fall_s7 - Body Insulator

                                              $109.00
                                              (3)
                                              De Marchi SL Base Layer - Long Sleeve - Men's
                                              • white
                                              • black

                                              De MarchiSL Base Layer - Long Sleeve - Men's

                                              Sale $45.13 - $79.9565% Off
                                              (2)
                                              Castelli Procaccini Wool Long-Sleeve Baselayer - Men's
                                              • gray
                                              • red

                                              CastelliProcaccini Wool Long-Sleeve Baselayer - Men's

                                              Sale $54.97 $99.9545% Off
                                              Craft Active Crewneck Base Layer - Men's

                                                CraftActive Crewneck Base Layer - Men's

                                                Sale $41.96 $59.9530% Off
                                                (9)
                                                Craft Active Extreme Crew Long Sleeve Men's Base Layer

                                                  CraftActive Extreme Crew Long Sleeve Men's Base Layer

                                                  Sale $52.46 $74.9530% Off
                                                  (13)
                                                  Craft Active Extreme 2.0 Limited Edition Crewneck Long-Sleeve Baselayer - Men's

                                                    CraftActive Extreme 2.0 Limited Edition Crewneck Long-Sleeve Baselayer - Men's

                                                    Sale $55.96 $79.9530% Off
                                                    Craft Warm CN Top - Men's
                                                    • blue
                                                    • black

                                                    CraftWarm CN Top - Men's

                                                    Sale $59.97 $99.9540% Off
                                                    (3)
                                                    SUGOi Titan Core Top - Long-Sleeve - Men's

                                                      SUGOiTitan Core Top - Long-Sleeve - Men's

                                                      Sale $41.96 $59.9530% Off
                                                      SUGOi RS Core Base Layer - Long Sleeve - Men's

                                                        SUGOiRS Core Base Layer - Long Sleeve - Men's

                                                        Sale $26.98 - $41.9655% Off
                                                        Louis Garneau SF-2 Plastron Base Layer - Long-Sleeve - Men's

                                                          Louis GarneauSF-2 Plastron Base Layer - Long-Sleeve - Men's

                                                          Sale $38.46 $54.9530% Off
                                                          (4)
                                                          Louis Garneau Training Top - Men's

                                                            Louis GarneauTraining Top - Men's

                                                            Sale $90.96 $129.9530% Off