Icebreaker Merino 200 Sonebula Long-Sleeve High-Neck Thermal Base Layer Top - Women's

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Enjoy amazing breathability for active pursuits in any weather condition with the women's Icebreaker Merino 200 Sonebula High-Neck Thermal base layer top. 100% merino wool insulates and resists odors.

  • Features

    • The high neck offers added protection, while the raglan sleeve construction improves mobility
    • Inspired by nature, Icebreaker harnesses the performance qualities of natural fibers to offer an alternative to clothing based on petrochemical synthetics
    • Merino wool is an annually renewable fiber that naturally resists odors, and helps keep you cool when it's hot and warm when it's not
    • Soft, 100% merino wool fibers wick moisture and let your skin breathe for comfort all day, every day
    • The ZQ-certified merino wool used in this garment has been granted equivalency to RWS (Responsible Wool Standard) wool
    • Flatlock stitching throughout creates a soft, chafe-free feel
    • Gusseted underarms add mobility and comfort
    • Droptail hem adds coverage


    View all Icebreaker Women's Base Layer Tops
  • Technical Specs

    Best Use


    Shirt Type

    Mock / Turtleneck


    Merino wool

    Sun-Protective Fabric


    UPF Rating


    Moisture Wicking


    Quick Drying


    Underwear Weight


    Sleeve Length

    Long Sleeve




    Wool certified to the Responsible Wool Standard (RWS)

  • Size Chart

    XS S M L XL
    Numerical Size 0-2 4-6 8-10 12-14 16-18
    Bust 32.25 34.25 37 39.25 42
    Waist 25.25 27.5 30 32.25 35
    Hip 35.5 37.75 40 42 44.5

    Sizing Notes

    Measurements are stated in inches unless otherwise indicated.

    CHOOSING THE RIGHT SIZE: If your body measurements are midway between two sizes, select the smaller size for a tighter fit or the larger size for a looser fit. If your body measurements result in different sizes, we recommend using your chest measurement for tops and your hip measurement for pants.

  • Reviews
    28 reviews with an average rating of 4.9 out of 5 stars

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