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Upgrade your baselayers to something warm, luxurious, and made of natural fibers with the Smartwool Classic Thermal Merino Base Layer Bottoms. A slim fit with an elastic waistband keeps the fit dialed, with a next-to-skin feel and breathability that only merino wool can provide. Flatlock seams and an interlock knit keep everything cozy and chafe-free so you can focus on your adventure in the mountains and beyond.
100% Merino Wool – Made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance.
Fabric Weight | Mid 250 – Single layer for cold weather performance. Baselayer for very cold weather.
Slim Fit
Mid Rise – Sits at the high hip, approximately 2-inches below the belly button.
Flatlock Seam Construction Designed to Eliminate Chafing
Interlock Knit