A day-to-day staple that shares the field-proven adaptable warmth of Sitka's Ambient collection. The Ambient 100 Shirt Jacket features 100 grams of PrimaLoft Evolve insulation for breathable warmth that adapts to life on the move. Complete with a durable nylon stretch fabric and a DWR finish, this lightweight layer is capable of taking on erratic weather for years to come. FeaturesDurable nylon stretch fabric is rugged and resists snags and pillingDWR finish sheds light precipitation100 grams of PrimaLoft Evolve insulation breathes while retaining warmthCenter front-snap closure allows for easy on and offTwo zippered hand pockets keep your hands warm and essentials secureA zippered chest pocket keeps valuables close and secureRegular Fit