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      Black thermal top with a half-zip collar and long sleeves, paired with matching fitted leggings. Features white stitching accents.

      Smartwool
      INTRAKNIT THERMAL MERINO BASE LAYER 1/4 ZIP - Undershirt - black white

      €111.95VAT included

      Reference price:€139.95-20%

      Current Selected colorColour: black white

      • Selected, black white
      • Unselected, twilight blue
      • Selected, black white
      • Unselected, twilight blue
      Standards matter.

      This product contains materials meeting third-party standards.

      Delivery

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      • Standard delivery

        Mon 12 Jan – Thu 15 Jan

        free

      Free delivery and free returns

      30 day return policy

      Outer fabric material:
       
      53% wool, 44% polyester, 3% elastane
      Back material:
       
      53% wool, 44% polyester, 3% elastane

      Sport:
       
      Training & fitness
      Collar:
       
      Zip neck
      Article number:
       
      WO942I011-Q11

      Fit:
       
      Skinny
      Shape:
       
      Body-hugging
      Length:
       
      Normal length
      Sleeve length:
       
      Long

      Smartwool

      Variations of this style
      How about these?

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      Black long-sleeve pullover with a zippered collar, made of soft fabric. Features a subtle logo and flatlock seams for durability.

      ODLOTURTLE NECK HALF ZIP ACTIVE WARM - Undershirt - schwarz

      €65.00

      Black long-sleeve thermal shirt with a round neck and fitted design, featuring a subtle logo on the chest and textured fabric. Gray pants below.

      ODLOCREW NECK ACTIVE WARM - Undershirt - black

      €60.00

      Black long-sleeve pullover with a quarter-zip collar, made from lightweight material, paired with gray shorts. Smooth texture, fitted design.

      icebreakerMEN HALF ZIP - Undershirt - black

      €87.95

      Originally:€109.95-20%

      Long-sleeved black top and navy leggings made of smooth fabric, featuring a fitted design, with no visible patterns or hardware.

      SmartwoolCREW - Undershirt - black

      €87.95

      Originally:€109.95-20%

      Black long-sleeve thermal top with ribbed texture and raglan sleeves, paired with matching fitted thermal pants. Model wears gray socks.

      SwedemountNORDIC ACTIVE SET - Undershirt - black

      €44.00

      Originally:€59.99-27%

      Last lowest price:€46.00up to-4%

      Black long-sleeve athletic top paired with multicolored shorts featuring orange, gray, and black abstract patterns. Worn with black socks and shoes.

      Under ArmourHEATGEAR - Undershirt - schwarz

      €35.00

      Men's long-sleeve, dark gray shirt with a half-zip collar. Features a smooth texture and fitted design, paired with matching gray bottoms.

      SmartwoolCLASSIC ALL-SEASON - Undershirt - iron heather

      €75.95

      Originally:€94.95-20%

      Black turtleneck shirt with long sleeves, made of smooth fabric. Fitted design with flat seams. Plain texture, no patterns or accents.

      CastelliFLANDERS HIGH NECK WARMER - Undershirt - black

      €79.95

      Reference price:€100.00-20%

      Black long-sleeve shirt made of smooth, stretchy fabric. Features snug fit, crew neckline, and subtle branding on the sleeve.

      SmartwoolCLASSIC ALL-SEASON - Undershirt - black

      €71.95

      Originally:€89.95-20%

      Black long-sleeve athletic shirt with a high collar and textured fabric; features a small white logo on the chest.
      • Mix and match

      adidas PerformanceTECHFIT COLD READY - Undershirt - black

      €43.95

      Originally:€55.00-20%

      Black long-sleeve shirt and fitted leggings made of smooth, stretchy fabric. The design is simple with no visible patterns or accents.

      MerrellUndershirt - black

      €28.00

      Black fitted t-shirt paired with dark, textured leggings. Shirt has short sleeves, and the leggings feature a subtle ribbed pattern.

      icebreakerANATOMICA - Undershirt - BLACK

      €69.95

      Long-sleeve shirt featuring a tie-dye pattern in blue, brown, and black hues. Material appears smooth with a fitted design and raglan sleeves.

      Peak PerformanceSPIRIT CREW - Undershirt - frosty haze

      €55.95

      Originally:€80.00-30%

      Last lowest price:€67.95-18%

      Gray long-sleeve t-shirt, rounded neckline, textured fabric, regular fit, no visible logos or patterns, soft material, simple design.

      icebreakerMERINO 260 MID WEIGHT TECH - Undershirt - MEDIUM GREY

      €95.95

      Originally:€119.95-20%

      Black long-sleeve shirt made of smooth fabric, paired with navy blue fitted shorts. Model standing barefoot, hands relaxed by sides.

      icebreakerANATOMICA LS CREWE - Undershirt - jet hthr

      €63.95

      Originally:€79.95-20%

      More from Smartwool

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      • Black long-sleeve top with a half-zip collar and matching black leggings. Both made of a smooth fabric; waistband features "Smartwool" logo.

        SmartwoolCLASSIC ALL-SEAON MERINO BASE LAYER - Base layer - black

        €71.95

        Originally:€89.95-20%

      • Hooded long-sleeve shirt in dark gray and black, featuring gold stitching and unique sleeve graphics. Made from lightweight, textured fabric.

        SmartwoolCLASSIC THERMAL - Undershirt - charcoal honey gold

        €144.95

      • Black long leggings made of a lightweight, stretchy material with textured mesh panels at the knees and calves for breathability.

        SmartwoolINTRAKNIT THERMAL MERINO BASE LAYER - Base layer - black white

        €103.95

        Originally:€129.95-20%

      • Dark gray jogger pants made of soft material, featuring a fitted design, elastic cuffs, and front pockets.

        SmartwoolTHERMAL MERINO - Leggings - charcoal heather

        €99.95

        Originally:€124.95-20%

      • Smartwool PERFECT CREW - Long sleeved top - black

        SmartwoolPERFECT CREW - Long sleeved top - black

        €48.95

        Originally:€69.95-30%

      • Black long-sleeve shirts with a mint green logo on the front and a mountain-themed graphic on the back, made of soft, lightweight fabric.

        SmartwoolGONDOLA VIEW GRAPHIC TEE - Long sleeved top - black

        €51.95

        Reference price:€74.95-31%

      • Fleece pullover in dark green with a half-zip collar and black accents. Features a chest pocket and textured fabric for warmth.

        SmartwoolFleece jumper - winter moss

        €127.95

        Originally:€159.95-20%

      • Black short-sleeve t-shirt made of a smooth, lightweight material. Features a round neckline and subtle shoulder seams.

        SmartwoolSHORT SLEEVE BOXED - Basic T-shirt - black

        €79.95

      • Black quilted vest with zip closure, featuring side panels and logo at the hem. Worn over a fitted long-sleeve top and performance leggings.

        SmartwoolSMARTLOFT - Waistcoat - black

        €151.95

        Originally:€189.95-20%

      • Black capri-length leggings made of soft material, featuring a waistband with the "Smartwool" logo and flatlock seams for comfort.

        SmartwoolCLASSIC ALL-SEASON MERINO BASE LAYER 3/4 - Base layer - black

        €51.95

        Originally:€74.95-31%

      • Dark gray zip-neck sweater, slim-fit blue jeans, and brown hiking boots. Sweater has ribbed hem; jeans feature a classic cut.

        SmartwoolJumper - charcoal heather

        €109.95

      • Long-sleeve shirt in black with teal accents on shoulders and sleeves. Made from a soft, stretchable fabric. Rounded neckline.

        SmartwoolUndershirt - twilight blue black

        €83.95

        Reference price:€119.95-30%

      • Black slim-fit joggers with tapered ankles, featuring pockets and contrasting panels. Paired with black and grey athletic shoes.

        SmartwoolACTIVE - Tracksuit bottoms - black

        €147.95

        Originally:€184.95-20%

      • Black long-sleeve hoodie with a relaxed fit, made from soft fabric, featuring a double-layered hood and seamless cuffs, worn with blue shorts.

        SmartwoolHoodie - black

        €69.95

        Originally:€99.95-30%

      • Olive green fleece jacket with a black chest pocket, zip closure, and side pockets. Textured fabric and a stand-up collar.

        SmartwoolSECOND CUT - Fleece jacket - winter moss

        €139.95

        Originally:€174.95-20%

      Better together
      Often viewed with each other

      See more
      • Black leggings made from a stretchy fabric with a smooth texture. Features a wide waistband labeled "ICEBREAKER" at the top.
        • Mix and match

        icebreakerMERINO 200 MID WEIGHT OASIS - Base layer - BLACK

        From€99.95

      • Black leggings made of wool blend material, featuring a contoured pouch, thin waistband with "ICEBREAKER" logo, and smooth texture.

        icebreakerMERINO 200 MID WEIGHT OASIS WITH FLY - Base layer - BLACK

        €79.95

        Originally:€99.95-20%

      • Long-sleeve navy blue t-shirt made of soft fabric with a round neckline and plain design, featuring reinforced shoulder seams.
        • Mix and match

        icebreakerMEN CREWE - Long sleeved top - DARK BLUE

        €79.95

        Originally:€99.95-20%

      • Black thermal leggings made from a fine-textured material, featuring a snug fit and an elastic waistband. No visible patterns or accents.

        ODLOBOTTOM LONG ACTIVE WARM - Base layer - black

        €60.00

      • Black long-sleeve turtleneck sweater. Smooth texture, fitted shape, ribbed collar. No patterns or hardware; simple, clean design.

        icebreakerMERINO 260 LS TURTLENECK - Jumper - BLACK

        €103.95

        Originally:€129.95-20%

      • Long-sleeve black shirt made of smooth fabric with a round neckline, featuring a small grey logo on the upper left chest.

        ODLOBL CREW NECK L/S 200 - Long sleeved top - black

        €69.95

        Originally:€100.00-30%

        Last lowest price:€84.95-18%

      • Black zip-up jacket with a high collar, long sleeves, and smooth texture. Features a minimalist design and reflective accents.

        icebreakerMEN QUANTUM ZIP HOODIE - Training jacket - black

        €167.95

        Originally:€209.95-20%

      • Hooded zip jacket made of two-tone fabric, featuring a dark upper portion and a lighter lower section. Smooth texture, long sleeves, and front pocket.

        icebreakerMERINO 200 MID WEIGHT REAL FLEECE DESCENDER ZIP HOODIE - Fleece jacket - black graphite cb

        €89.95

        Originally:€179.95-50%

      • Long-sleeve black and dark gray pullover with high collar, light beige stripes on sleeves, and "icebreaker" logo on chest.

        icebreakerHIGH NECK - Long sleeved top - black jet hthr undyed cb

        €109.95

      • Black athletic set featuring a long-sleeve quarter-zip top and fitted pants, both made of smooth, lightweight fabric with a subtle sheen.

        Pier One SportSPORTS SET - LONG SLEEVE TOP & LEGGINGS - Base layer - black

        €23.95

        Reference price:€34.00-30%

      • Men’s fitted black zip-up hoodie with thumb holes, chest zipper pocket, and subtle brand tag on left sleeve and side seam.

        icebreakerDESCENDER - Fleece jacket - jet hthr black cb

        €179.95

      • Black zip-up hoodie made of lightweight material with a snug fit, featuring a hood, long sleeves, and a front zipper. Smooth texture throughout.

        icebreakerMERINO 360 REALFLEECE™ ELEMENTAL ZIP HOODIE - Zip-up sweatshirt - black

        €191.95

        Originally:€239.95-20%

      • Navy quarter-zip pullover made of a smooth, lightweight fabric. Features a stand collar and long sleeves with a minimal design.

        icebreakerM 260 TECH LS - Long sleeved top - midnight navy

        €139.95

      • Black athletic leggings made of stretchy fabric, featuring fitted design with contrasting seam accents and cuffed hems.

        ODLOBL ACTIVE X-WARM - Base layer - schwarz

        €70.00

      • Black zip-up hoodie with long sleeves, soft fabric, high collar, and front seams. Features minimalistic design and subtle branding on sleeve.

        icebreakerMERINO 560 HEAVY WEIGHT REAL FLEECE ELEMENTAL ZIP HOODIE - Zip-up sweatshirt - dark red

        €215.95

        Originally:€269.95-20%

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