Smartwool Women's Classic All-Season Merino Base Layer Long Sleeve Insulation Our fan-favorite sock technologies aren't

Our fan-favorite sock technologies aren't going anywhere—offering you all-day comfort and natural performance in a women's-specific fit

Bar button at waistband for closure

Premium comfort and fit

With a short

Wind-resistant ripstop shell

Smartwool Women's Classic All-Season Merino Base Layer Long Sleeve Insulation Our fan-favorite sock technologies aren'tAn all season favorite, the Women's Classic All Season Merino Base Layer Long Sleeve can be sported as a base layer in the fall or summer when it's time to go backpacking. This base layer features Core Spun technologywhich is Merino wrapped around a nylon core for added durability while still keeping the comfort of ultra soft, responsibly sourced Merino next to skin. Our Raglan sleeves eliminate shoulder seams for perfect comfort under a pack, and