Key Features 100% Merino Wool — Premium 17.5 micron, 180gsm fabric for exceptional softness against skin Natural Temperature Regulation — Keeps you warm when cold, cool when active — ideal for layering Odour Resistant — Merino wool's natural antimicrobial properties keep you fresh on multi-day adventures Moisture Wicking — Draws sweat away from the body and dries quickly during high-output activity Slim Fit, Crew Neck — Designed to layer seamlessly under mid-layers and shells without bulk Long Sleeve — Full arm coverage for cold-weather protection and sun shielding Perfect ForWhether you're heading out on a multi-day alpine trek, skiing in the backcountry, or simply need a reliable everyday base layer, this merino top delivers consistent comfort across a wide range of conditions. Its slim profile makes it the ideal first layer under a softshell or insulated jacket, while its natural breathability means it works just as well during high-output trail running or yoga sessions. Why Choose This Base LayerNot all base layers are created equal. At 17.5 microns, this merino wool sits in the ultra-fine category — soft enough for direct skin contact without any itch. The 180gsm weight strikes the sweet spot between warmth and packability, making it a genuine four-season performer. Pair it with your favourite MSE Outfitters mid-layer for a complete system built for New Zealand's variable mountain conditions. Specifications Material: 100% Merino Wool Weight: 180gsm Micron: 17.5μm (ultra-fine) Fit: Slim fit Neckline: Crew neck Sleeve: Long sleeve Colour: Black Sizes: S, M, L, XL, 2XL Care Instructions Machine wash cold on gentle/wool cycle Use wool-specific detergent — avoid bleach or fabric softener Lay flat to dry — do not tumble dry Do not iron directly on wool — use a pressing cloth if needed Store folded, not hung, to maintain shape Size GuideNot sure which size to choose? Download our Women's Size Guide for detailed measurements to find your perfect fit.
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