The main material is warm and tidy knit fleece, with light quilted panels on the chest and upper back for additional warmth. The surface fabric of these panels keeps the wind out, which means that when worn with a shell jacket, the jacket can be ventilated without the wind blowing directly on your skin. Wear as is, or under a jacket as a warm midlayer. - Durable knit fleece on the surface, 65% new and 35% recycled polyester - The surface fabric of the quilted panels is 100% recycled polyester - The insulation is Microtherm Dynamic - The inner surface is brushed for a soft feel - High collar - Hem tightening - Full length zipper - Zippered pockets The product does not contain PFC compounds.