Soft and breathable, the ultrafine merino wool of the naturally odor-resistant men's REI Co-op Merino 185 long-sleeve half-zip base layer top is ideal for sweating on the trail—and sleeping in a tent.
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 for 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.