The Women's Siren Tank Stripe is the kind of baselayer you'll want to wear everyday, all year round. From the amazingly soft, breathable 150gm merino jersey fabric to the scoop neckline and self fabric bindings, the feel is pure cozy. The Siren is highly breathable and cool in hot weather, but makes a great insulating piece under a layer when it gets cold. With a fun, casual over dyed stripe pattern, the Siren can be worn everyday because it always keeps you at the right temperature resists odor for days on end. From highly active endeavors to casual days strolling far-away cities, the Siren Tank Stripe looks great and feels even better.