Our warmest synthetic baselayer keeps you dry and warm in cold conditions. Great stretch, breathability and compressibility. Warm brushed-fleece interior moves moisture quickly to the face of the fabric. Durable smooth jersey face slides easily beneath layers. Slim technical hood. Full-zip is backed by kissing welts, which offer low bulk comfort next to skin. Zippered handwarmer pockets. Shoulder yoke, underarm and sleeve seams offset for comfort beneath layers; engineered thumb loops. Solids: 5.9-oz Polartec® Power Dry® 94% polyester (53% recycled)/6% spandex. Heathers: 5.9-oz Polartec Power Dry 94% polyester (52% recycled)/6% spandex. Both have Gladiodor® odor control for the garment. 292 g (10.3 oz) Made in Costa Rica.