Details Smartwool's year-round Merino Tank is up to any challenge-thanks to the body-temperature-regulating properties and breathability of Merino. With Smartwool's Core Spun technology, Smartwool has wrapped Merino around a nylon core for added durability while still keeping the comfort of ultra-soft, responsibly sourced Merino next to skin. Smooth merrow stitching wraps from side to front for a feminine look. Now you're ready to conquer the day. Material 88% Merino Wool, 12% Nylon. Exclusive Of Decoration. Fit Slim Fit Details Smartwool's slim fit is intended to follow the contours of the body Smartwool's lightest-weight Merino jersey fabric uses a nylon core to increase durability while still keeping 100% Merino wool next to skin Stretch merrow stitching designed to elevate comfort, range of motion, and fit Scoop neckline designed for easy layering UPF 20+ Weight N/A Smartwool Merino Tank Women's