Outdoor Research Essence Duo Tee - Women's Wool-blend http://images.the-house.com/or-essence-duo-wmns-tee-sand-mushroom-11-mini.jpg 88% polyester/12% Merino wool for superior wicking and a cotton-like feel Built-in FreshGuard odor neutralization Raglan sleeves Avg. Weight (oz./g): 3.8 / 108(size medium)