REI Co-op Merino 250 Long-Sleeve Crew Base Layer Top - Men's

REI Co-op's warmest merino wool base layer top is made with 100% merino wool for supersoft comfort in cold conditions. The heavyweight fabric wicks sweat and dries fast to help keep you dry during multisport adventures.

Designed for men, this long-sleeve crew top offers sun protection with a UPF 50+ rating and is made in a Fair Trade Certified™ factory by a Climate Label Certified brand.

Key Features