Description

For everything from sleeping to sweating on the trail, the ultrafine merino wool of the women's REI Co-op Merino 185 long-sleeve half-zip base layer is ideal. It's soft, breathable and odor resistant.

Features

• Ultrafine 185 g merino wool offers a soft feel without any itchiness
• Merino wool naturally breathes, wicks away sweat, dries quickly and resists odors, making it an ideal multiday trip companion
• UPF 30 sun protection shields from harmful UV rays
• Half-zip front helps with venting; standing collar and chin guard add protection
• Flat seams and merrow stitch construction eliminate chafing
• Underarm gussets allow full range of movement
• Designed to hug the body for optimum performance
• Machine washable
• Made in a Fair Trade Certified™ factory, which promotes safe working conditions and sustainable livelihoods
• Made using wool certified to the Responsible Wool Standard (RWS), which requires that sheep are treated in accordance with leading animal welfare standards
• Field-tested on its own and as a base layer while hiking, running, rock climbing, cycling, skiing and camping in diverse climates across the U.S.